Holiday Guide to Aquarium San Sebastián

Table of Contents

Top Tips for Visiting Donostia Aquarium

Planning a holiday to San Sebastián in Spain? Don't miss the Aquarium Donostia-San Sebastián, one of the city’s top attractions. Located by the stunning Bay of Biscay, this historic aquarium offers a unique marine experience that is both educational and entertaining. Here's your complete travel guide including top holiday tips, itinerary ideas, and essential visitor info.

Why Visit Aquarium Donostia-San Sebastián?

The Aquarium Donostia, founded in 1928, is one of the oldest aquariums in Spain. It's located at the edge of the Old Town, by the harbor, offering amazing views and easy access to other local attractions. The main highlight is its large oceanarium with a 360-degree tunnel, where visitors can walk beneath sharks, stingrays, and other marine species. It also features marine history exhibits, interactive zones, and a fascinating display of local and exotic sea life.

A Blend of History and Marine Life

The museum section of the aquarium displays a rich collection of maritime artifacts, model ships, and nautical instruments that tell the story of the Basque Country's seafaring traditions. This area is perfect for history lovers, offering context to San Sebastián’s deep relationship with the sea.

Highlights of the Aquarium

• The 360-degree ocean tunnel filled with sharks, sea turtles, and rays.
• Tropical and temperate marine exhibits featuring jellyfish, eels, and seahorses.
• Interactive exhibits for children, including touch pools and digital games.
• A historical maritime museum with over 40,000 items in its collection.

How to Get There

The aquarium is located at Plaza Carlos Blasco Imaz, right at the port of San Sebastián. You can reach it easily on foot from the Old Town (Parte Vieja). If you're staying further out, local buses and taxis are convenient options. From the train station, it's a 20-minute walk or a short ride by bus.

Best Time to Visit

The best time to visit Aquarium Donostia is during the spring and early summer (April to June) or early autumn (September to October) when the weather is pleasant and crowds are thinner. July and August can be very busy due to peak tourist season, so arrive early if you plan to visit during these months.

Opening Hours and Tickets

The aquarium is usually open daily from 10:00 AM to 7:00 PM, with extended hours in the summer. Last admission is typically 30 minutes before closing. Ticket prices as of 2025 are approximately:

• Adults: €13
• Children (4-12): €6.50
• Seniors and students: €9
• Under 4: Free

You can purchase tickets online via the official website or at the entrance. Booking in advance is recommended during holidays and weekends.

Suggested Itinerary for a Day Trip

Morning: Explore the Aquarium

Start your day around 10:00 AM with a visit to the aquarium. Begin with the maritime museum section, which showcases ship models, navigational tools, and maritime history of the Basque Country. Then, continue to the tropical fish tanks and jellyfish exhibits before reaching the impressive ocean tunnel. Allocate about 2–3 hours for a full visit.

Midday: Lunch at the Harbor

After the aquarium, enjoy lunch at one of the many seafood restaurants around the harbor or head to the Old Town for authentic Basque pintxos (small tapas). Recommended spots include Gandarias, La Cuchara de San Telmo, or Bar Nestor. Don’t miss trying dishes like grilled octopus, cod in pil-pil sauce, and Idiazabal cheese.

Afternoon: Walk Along La Concha Bay

Take a relaxing walk along the famous La Concha promenade, just a short walk from the aquarium. You can sunbathe on the beach, rent a paddleboard, or enjoy ice cream while watching the waves. The promenade is flat and ideal for strollers or wheelchairs, making it accessible to all visitors.

Evening: Sunset at Monte Urgull

For a perfect ending, hike or take a walk up Monte Urgull, located behind the aquarium. It offers panoramic views of San Sebastián, the sea, and the statue of Christ at the summit. Sunset from here is a must-see. The walk takes about 30 minutes and passes through historic military ruins and scenic overlooks.

Holiday Tips for Visiting the Aquarium

1. Buy Tickets Online in Advance

To avoid queues, especially during weekends and holidays, it's best to buy your tickets online. Some platforms also offer combo deals with other attractions in San Sebastián.

2. Go Early to Avoid Crowds

The aquarium gets busy in the afternoons, particularly during high season. Aim to arrive right at opening time for a quieter experience and better photo opportunities.

3. Bring a Camera

The underwater tunnel offers fantastic photo ops, and the exterior location near the port is also picturesque. Flash photography inside is prohibited, but natural lighting works well in most sections.

4. Combine with Nearby Attractions

Located near Monte Urgull and the Old Town, the aquarium can easily be part of a half-day or full-day itinerary. Don’t miss nearby attractions like San Telmo Museoa, the harbor market, or the San Sebastián Cathedral.

5. Great for Kids and Families

The aquarium is child-friendly with interactive zones, touch pools, and educational exhibits. It’s stroller-accessible and includes a small gift shop with marine-themed toys and souvenirs. There are also benches and rest areas throughout the building for parents to take a break.

6. Join a Guided Tour

For a deeper experience, consider joining a guided tour, available in English and Spanish. Guides offer detailed information about the marine life, conservation efforts, and local ecosystems. Some tours also include behind-the-scenes access to the aquarium’s research and rehabilitation zones.

7. Participate in Educational Workshops

During school holidays and weekends, the aquarium offers marine-themed workshops for children and teens. These include learning about ocean conservation, marine animal feeding, and hands-on science activities.

Where to Stay Near the Aquarium

San Sebastián offers a range of accommodations within walking distance of the aquarium. Here are a few recommended options:

• Hotel de Londres y de Inglaterra – A luxury option right on the beachfront.
• Hotel Parma – A charming and affordable stay near the port.
• Hotel Lasala Plaza – Stylish boutique hotel close to both the Old Town and aquarium.
• Pensión Edorta – Budget-friendly with comfortable rooms and a local feel.

What to Pack

When visiting San Sebastián and the aquarium, consider packing the following:

• Comfortable walking shoes
• Light jacket (the aquarium is air-conditioned)
• Camera or smartphone
• Refillable water bottle
• Sunscreen and sunglasses for beach walks
• Small backpack for personal items

Nearby Attractions to Combine With

If you're planning a full-day itinerary, consider adding these spots:

• San Telmo Museum – Just 10 minutes away, with exhibits on Basque culture and history.
• Old Town (Parte Vieja) – A hub of pintxos bars, historic buildings, and local shops.
• Monte Igueldo – Reachable by funicular, this hill offers amusement rides and scenic views.
• Zurriola Beach – Popular for surfing and more relaxed than La Concha Beach.

Shopping and Souvenirs

The aquarium’s gift shop offers marine-themed souvenirs such as plush toys, ocean-themed books, magnets, and eco-friendly gifts. For more local shopping, head to the Old Town for handmade crafts, local wines, and Basque culinary products like anchovies and txakoli wine.

Family-Friendly Activities in San Sebastián

If you're traveling with kids, consider these family attractions in addition to the aquarium:

• Donostiako Igandeak – Free family activities on Sundays including games, theater, and crafts.
• Children's Playground at Alderdi Eder Park – Located near the city hall with sea views.
• Boat tours from the harbor – Short sea trips ideal for families, departing near the aquarium.

Eco-Friendly Travel Tips

The Aquarium Donostia actively supports marine conservation. Here are a few eco tips for your visit:

• Use reusable water bottles instead of plastic.
• Walk or cycle to the aquarium to reduce your carbon footprint.
• Respect animal exhibits—don’t tap on the glass or feed animals.
• Participate in conservation campaigns hosted by the aquarium.

Final Thoughts

Aquarium Donostia-San Sebastián is a must-visit for anyone traveling to the Basque Country. Whether you're a marine life enthusiast, a family with children, or simply looking for a scenic and educational stop, this attraction offers something for everyone. Combine your visit with nearby cultural sites, beach time, and delicious food for a well-rounded holiday experience. Use these tips and itinerary ideas to plan a smooth and memorable visit during your holiday in San Sebastián.