TERRA MARIS

What TERRA MARIS does

Terra Maris (legally Stichting Terra Maris) is a Dutch non-profit nature and landscape museum founded in 2007 and operating from the former orangery of Kasteel Westhove within the De Manteling nature area of Walcheren, between Oostkapelle and Domburg in the province of Zeeland, Netherlands. The museum combines three permanent exhibition halls tracing the formation of the Zeeland landscape (including finds from over 100 drowned villages and specimens up to 420 million years old), a marine aquarium displaying North Sea and Oosterschelde fauna (cuttlefish, seahorses, dogfish), a 2.5-hectare landscape garden (Hortus Zelandiae) showcasing miniature Zeeland landscape types, and one of only three motte castle replicas in Europe (a 10-meter wooden structure on a 6-meter vliedberg). The museum also operates a separate on-site café (Museumcafé De Orangerie) and gift shop accessible without admission.

The product and technology stack centers on a digital ticketing platform (tickets.terramaris.nl) powered by Global Ticket (CM.com), supporting online ticket purchase, date selection, annual passes, and group bookings, with Google Analytics and Tag Manager tracking web traffic. Three VR headsets with 360-degree films enable visitors to virtually explore De Manteling, Zwaakse Weel, and Saeftinghe nature areas. Specialized attractions include the 't Raathuis bee pavilion (in partnership with Imkerijvereniging Walcheren), the open collection depot "Zoldergeheimen," a behind-the-scenes aquarium experience led by marine biologist Jan van der Veen, and accessibility livestreaming through partner VindiQu.

Terra Maris generates revenue through a diversified mix of visitor admissions (€13 adults, €10 children 4–16; under-4s free), annual passes (€25 adult, €19 child), group arrangements (minimum 10 persons) including guided tours (€45/group plus admission), children's birthday parties at €115 per party, excursion tickets (€6 adult / €4.50 child for strandjutten and animal tracking), café and shop retail, and ANBI-eligible donations via bank transfer and online payment. Pricing also includes free admission for Museumkaart holders and seasonally free parking from November through February. The museum is largely event-driven (Middeleeuws Festijn medieval festival, Scharrelkidsclub summer activities, temporary exhibitions such as the April 2026 "Slaap lekker!" show) and education-driven, with structured primary and secondary school programs, free waste-education guest lessons funded by Walcheren municipalities, and a 40+-kit lending library through the NME Walcheren partnership. Primary customer segments are schools (basisonderwijs and voortgezet onderwijs), families with children, nature and culture tourists visiting the Walcheren region, and adult groups of 10–50 persons. The foundation operates with 1–10 employees and is supported by annual subsidies from the Province of Zeeland and the Municipality of Veere, alongside financial and substantive contributions from the partner organization Het Zeeuwse Landschap.

Name

TERRA MARIS

Legal name

Stichting Terra Maris

Website

https://terramaris.nl

Company type

Private

Founded year

2007

Operating status

Operating

Headcount range

1–10 employees

Short description

Terra Maris is a Dutch non-profit nature and landscape museum in Oostkapelle, Zeeland, operating a permanent exhibition, sea aquarium, and 2.5-hectare landscape garden, serving families, school groups, and tourists via admissions, guided programs, and seasonal events.

Ownership category

akta.pro rank

Product category

Natural History Museum

NAICS

Museums, Historical Sites, and Similar Institutions (712), Museums (712110), Nature Parks and Other Similar Institutions (712190)

akta.pro primary industry

Natural History Museums (THAJADAC)

akta.pro secondary industry

Cultural Heritage & Historic District Tours (THAJAAAB)

Keywords

• Natural history museum
• Landscape education programs
• Marine aquarium exhibits
• School field trips
• Cultural heritage museum

Headquarters

HQ city

Oostkapelle

HQ country

Netherlands

HQ region

Europe

Offices1 record

Markets served

GTM type

B2C

Offering type

Services

Cost components

Personnel, Operations, Marketing or Sales, Infrastructure, Others

Revenue model

1. Museum Admission Fees: Individual and group tickets for museum entry. Adults pay €13.00, children (4-16) pay €10.00. Group rates (15+): €11.50 adults, €8.75 children. Annual passes available at €25.00 (adults) and €19.00 (children). Special event surcharges apply (e.g., €2.50 for Middeleeuws Festijn).
2. Group Arrangements and Packages: Pre-booked group packages including guided tours combined with refreshments (coffee/tea with cake) or full Zeeuwse lunch. Pricing upon request, minimum 10 persons. Also includes specialized packages like 'Langs het tuinpad van herinneringen' for seniors (1.5 hours, €0).
3. Children's Birthday Parties: Themed birthday party packages at €115.00 per party (excluding food/drinks), accommodating 8 children plus 2 supervisors. Themes include V.I.S. (shark feeding), Night Creatures (owl pellet dissection), Bird Kitchen, and Underwater World activities.
4. Guided Tours: Guided tours in outdoor areas cost €45.00 per group. Museum + landscape garden tours cost €45.00 per group plus admission. Special themed tours available: Westhove cultural history, Fresh to Salt transition, Spring stinzen plants, and strandbeest (beach combing) tours.
5. Museumcafé De Orangerie: On-site café serving coffee, tea, pastries, local beers and wines, soft drinks, and natural juices. Accessible separately from museum. Also offers lunch service and can be combined with arrangements.
6. Museum Shop: Gift shop selling Metalbirds, Storytiles, Zwitscherboxen, honey, identification guides, books, magnifying glasses, and plush toys. Accessible independently of museum admission.
7. Donations and Support: Accepts monetary donations via online payment link and bank transfer (IBAN: NL59 RABO 03 2402 5262). As a cultural ANBI (public benefit organization), donations are tax-deductible. Also accepts in-kind contributions including collections, bequests, and sponsorships.
8. Nature Education Materials: Lends nature-themed educational kits to schools on Walcheren covering birds, bees, water, litter, and nature/technology topics. Over 40 kits available through NME Walcheren partnership.

Pricing tiers

Go-to-market motion2 records

Distribution channels9 records

Marketing channels8 records

Core offering

Terra Maris is a nature and landscape museum dedicated to the natural and cultural history of Zeeland, housed in the former orangery of Kasteel Westhove. The museum offers permanent and temporary exhibitions, a 2.5-hectare landscape garden (Hortus Zelandiae), a sea aquarium, a reconstructed medieval motte castle, and a bee pavilion. It generates revenue through ticket admissions, annual passes, guided tours, school programs, children's birthday parties, group arrangements, café and shop sales, and tax-deductible donations as a registered ANBI institution.

Product overview

Terra Maris is a nature and landscape museum for Zeeland, offering a unified visitor experience centered on its permanent exhibition, sea aquarium, and 2.5-hectare Hortus Zelandiae landscape garden. The museum provides multiple integrated products: standard museum entrance (€13 adults, €10 children) and Terra Maris Jaarkaart annual passes serve as the core access products. Guided tours, arrangement packages, and children's birthday parties extend the experience with personalized services. Educational offerings include primary and secondary school programs, NME Walcheren teaching material kits, and Schoon Zeeland free guest lessons. Seasonal products like the Middeleeuws Festijn medieval festival, Scharrelkidsclub summer activities, and special exhibitions like Slaap lekker! provide recurring programming. The museum also features specialized attractions including the Mottekasteel medieval tower, Bijenstal bee stable, Zoldergeheimen depot tours, and Zeeaquarium with behind-the-scenes experiences. Supporting facilities include Museumcafé De Orangerie and museum shop. Accessibility features include VR experiences, Sunflower Keycord recognition, and VindiQu digital livestreams for vulnerable visitors.

Differentiator

Problem solved

Functional benefit

Quantifiable outcome

• 30+ bird species breed annually in the landscape garden, demonstrating ecological diversity
• +2 more outcomes

Named customers4 records

Segments5 records

Ideal customer profiles4 records

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration14 records

Feature4 records

Partnerships

Five partnerships are on record, tiered core and minor.

• Het Zeeuwse LandschapcoreStrategic or Co-development PartnerHet Zeeuwse Landschap is the natural partner of Terra Maris. Terra Maris tells the story of the Zeeland landscape, its formation, flora and fauna, and cultural history. The landscape garden showcases miniature versions of landscapes managed by Het Zeeuwse Landschap. Both organizations share a partially combined Supervisory Board. Het Zeeuwse Landschap provides essential financial and substantive contributions to Terra Maris. Donors of Het Zeeuwse Landschap receive 25% discount on museum admission.
• Geopark Schelde DeltaminorStrategic or Co-development PartnerTerra Maris participates in the Geopark Schelde Delta collaboration. The museum makes visible the relationship between landscape, nature, and cultural heritage in Zeeland's heritage lines within the Geopark framework.
• NME WalcherencoreStrategic or Co-development PartnerNME Walcheren (Nature and Environmental Education Walcheren) partners with Terra Maris to provide educational kits for schools covering nature themes. Terra Maris offers over 40 lending kits through this partnership. The collaboration extends to educational programs and field trip materials for Walcheren schools.
• Nationaal Park Oosterschelde (NPO)minorStrategic or Co-development PartnerTerra Maris collaborates with Nationaal Park Oosterschelde to offer annual boat trips on the Oosterschelde for groups 5 and 6 at attractive rates. This partnership provides educational outdoor experiences connecting museum learning with actual nature areas.
• Imkerijvereniging Walcheren (Beekeeping Association)minorStrategic or Co-development PartnerTerra Maris works with the Walcheren Beekeeping Association. The bee pavilion 't Raathuis hosts beginner beekeeping lessons in a closed area where student beekeepers work with mentors. The partnership supports education about honeybees and wild bees.

Scale indicators9 records

Recent moves6 records

Expansion highlights6 records

Broad incumbents

• Natuurmonumenten: Largest nature conservation organization in the Netherlands managing 100+ nature areas. Functionally analogous to Het Zeeuwse Landschap, Terra Maris's core partner — comparable as the natural partner ecosystem for a regional landscape museum.
• Staatsbosbeheer: Dutch national forest and nature management agency operating visitor centers across the country. Comparable as a broader institutional steward that could host or partner with museum-style interpretation of Dutch landscapes.

Emerging players

• Natuurcentrum Ameland: Small nature education center and visitor attraction on Ameland combining indoor exhibits, aquarium displays, and outdoor excursions. Closely comparable in scope (small team, mixed indoor/outdoor format, school programs, seal/aquarium focus) to Terra Maris.

Others

• Het Flevo-landschap: Provincial nature organization managing landscapes in Flevoland with visitor centers and educational programming. Comparable to Het Zeeuwse Landschap as a regional landscape steward partner for museum-style interpretation.
• IVN Natuureducatie: Dutch national nature and environment education association that runs school programs, citizen science, and outdoor activities. Operates the kind of educational network (analogous to NME Walcheren) that Terra Maris plugs into for school kit lending and naturalist volunteers.

Direct peers

• Museum Boerhaave: Dutch museum for science and medicine in Leiden, member of Vereniging van Science Centra like Terra Maris. Comparable as a curated science/natural-history institution with strong educational outreach and special exhibitions.
• Naturalis Biodiversity Center: National natural history museum in Leiden covering Dutch biodiversity, geology, and fossils. Comparable as a Dutch natural history museum with similar curatorial and educational mission, though at significantly larger scale and drawing a national/international audience.
• Het Natuurhistorisch (Rotterdam): Natural history museum in Rotterdam operating exhibitions, a public depot, and educational programming. Closely comparable in mission and scale (~10 employees range), with similar focus on regional natural history and school programs.

Regional players

• Deltapark Neeltje Jans: Theme/education park on the former Neeltje Jans storm surge barrier work island in Zeeland. Competes for the same Walcheren family tourism day-trip audience and shares the Zeeland engineering-and-nature narrative.
• Zeeuws Museum: Provincial heritage museum in Middelburg covering Zeeland history and culture. Operates in the same Zeeland region as Terra Maris with overlapping school and tourism audiences, but focuses on cultural/art history rather than natural history.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/stichting-terra-maris

Compliance4 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles8 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about TERRA MARIS