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The Basilica Cistern, known as Yerebatan Sarnıcı in Turkish, is one of Istanbul’s most captivating attractions. Nestled beneath the bustling streets of Sultanahmet, this ancient underground water reservoir offers a unique glimpse into the city’s rich Byzantine history. With its stunning architecture, intriguing legends, and atmospheric ambiance, the Basilica Cistern is a must-visit for anyone exploring Istanbul. This guide will provide you with essential information about the cistern, including its history, attractions, practical visiting tips, and nearby eateries.
History of The Basilica Cistern
Constructed during the reign of Byzantine Emperor Justinian I in 532 CE, the Basilica Cistern was built to supply water to the Great Palace of Constantinople and other important buildings in the city. Spanning approximately 9,800 square meters, it is one of the largest surviving cisterns from the Byzantine era and can hold up to 80,000 cubic meters of water.
The cistern’s name derives from the nearby Basilica of St. John, which once stood above it. For centuries, it remained hidden from public view until its rediscovery in 1545 by Frenchman Pierre Gyllius. He noted that locals were drawing water from holes in their basements and even catching fish in the cistern’s depths.
After falling into disrepair over the centuries, significant restoration efforts were made in the 1980s to prepare it for public access. Today, it stands as a testament to Byzantine engineering and is one of Istanbul’s most popular tourist attractions. the historic significance of galata tower extends beyond its architectural beauty. It has served various purposes throughout history, including that of a lighthouse and a watchtower, which exemplify its crucial role in the city’s defense. Today, the tower attracts thousands of visitors eager to learn about its rich past and enjoy panoramic views of Istanbul.

Attractions at Cisterna Basilica
- 336 Columns: The cistern is supported by 336 marble columns, each standing around 9 meters tall. These columns are arranged in 12 rows and feature various architectural styles, primarily Corinthian and Ionic.
- Medusa Heads: Two unique column bases feature Medusa heads—one positioned upside down and another tilted. Their origins remain a mystery and add an air of intrigue to the site.
- Atmospheric Lighting: The dimly lit environment creates a mystical atmosphere as visitors stroll along wooden walkways above shallow pools of water.
- Weeping Column: One column exhibits a unique teardrop-like engraving that adds to the cistern’s enchanting allure.
Things to Do at Basilica Cistern Museum
- Explore the Architecture: Take your time to admire the impressive columns and intricate designs that showcase Byzantine craftsmanship.
- Photography: Capture stunning photos of the atmospheric surroundings, especially with reflections on the water’s surface.
- Learn About History: Read informational plaques or consider a guided tour to gain deeper insights into the cistern’s historical significance.
- Enjoy Art Installations: Occasionally, art installations enhance the experience within this ancient structure.


Basilica Cistern – Entry Eligibility and Open Timings
- 9:00 AM – 10:00 PM (last admission at 6:30 PM)
How Long to Spend at Basilica Cistern
Most visitors spend about 30 minutes to an hour exploring the Basilica Cistern. This allows sufficient time to appreciate its architectural beauty and take photographs. If you opt for a guided tour or wish to linger longer over specific features, consider allocating more time accordingly.
How to Get There
- Tram: Take the T1 tram line to Sultanahmet Station. The cistern is just a short walk from there.
- Bus: Several bus lines service Sultanahmet; check local routes for specifics.
- Taxi: Taxis are readily available throughout Istanbul. Ensure you request a taxi that uses a meter for fair pricing.
- Walking: If you are staying in Sultanahmet or nearby areas, walking is an enjoyable option as many attractions are within close proximity.
Eateries Nearby Cisterne Basilica
After exploring the Basilica Cistern, consider dining at one of these nearby eateries:
- House of Medusa Restaurant: Located just a minute away from the cistern, this restaurant offers traditional Turkish dishes inspired by Ottoman cuisine.
- Deraliye Terrace Restaurant: A multi-cuisine restaurant just two minutes from the cistern that provides stunning views of Hagia Sophia while serving delicious meals.
- Saltanat Fish and Kebab House: A three-minute walk away, this eatery is known for its succulent kebabs and fresh seafood dishes.
- Foodie-ist Cafe and Brasserie: Just one minute away, this café offers a delightful buffet breakfast and various Turkish and international dishes.
- Basilica Restaurant: Located right outside the cistern entrance, it serves traditional Turkish cuisine alongside refreshing cocktails.
Other Attractions Nearby Cisternas Basilica
- Hagia Sophia: A former cathedral turned mosque that showcases stunning mosaics and architectural brilliance. It’s located just across from the cistern.
- Topkapi Palace: Once home to Ottoman sultans, this sprawling palace features beautiful gardens and historical artifacts. It’s a short walk from both Hagia Sophia and the cistern.
- Blue Mosque (Sultan Ahmed Mosque): Known for its striking blue tiles and impressive dome, this mosque is another must-see attraction within walking distance.
- Grand Bazaar: One of Istanbul’s oldest markets where you can shop for souvenirs, textiles, spices, and more. It’s about a 15-minute walk from Sultanahmet Square.

The Basilica Cistern, also known as the Yerebatan Cistern or Sunken Palace, is one of Istanbul’s most captivating historical landmarks. Constructed during the Byzantine era in the 6th century under Emperor Justinian I, this Byzantine Cistern served as a vast underground water reservoir for the city. With its grand columns and atmospheric lighting, the Basilica Cistern is often referred to as the Basilica Cistern Museum, offering visitors a unique glimpse into ancient engineering.
The Cisterna Basilica is supported by 336 marble columns, each standing 9 meters tall, and features iconic carvings like the Medusa heads, which are shrouded in mystery. This underground marvel, sometimes called Cisternas Basilica or Cisterne Basilica, has a serene yet mystical ambiance, making it a popular destination for tourists.
A visit to the Basilica Cistern is a journey into Istanbul’s rich history, blending architectural ingenuity with artistic beauty. As a symbol of the city’s Byzantine heritage, this site continues to amaze visitors from around the world. Another landmark that embodies the historical significance of hagia sophia is its transformation from a cathedral to a mosque and now a museum, reflecting the diverse cultural influences of the region. Each visit to this magnificent structure offers a unique glimpse into the interplay of faith, art, and power throughout the ages, captivating the imaginations of historians and tourists alike. The intricate mosaics and grand dome serve as a testament to the craftsmanship of the artisans who designed it, making it a key highlight in any exploration of Istanbul’s heritage.

