1. Danube Delta Boat Tour: Explore the intricate network of waterways in the Danube Delta, a UNESCO World Heritage Site known for its rich biodiversity and stunning landscapes.
2. St. Nicholas Lighthouse: Visit the iconic lighthouse that has guided ships along the Black Sea coast since 1870, offering panoramic views of Sulina and the surrounding area.
3. Letea Forest Safari: Embark on a thrilling safari through Europe's northernmost subtropical forest, home to wild horses, unique flora, and ancient oak trees.
4. Sulina Beach Day: Relax on the pristine sandy beaches of Sulina, where you can soak up the sun, swim in the refreshing waters of the Black Sea, or enjoy beach activities.
5. Museum of History and Archeology: Discover Sulina's fascinating past at this museum showcasing artifacts from various historical periods, including exhibits on maritime history and local traditions.
6. Birdwatching Excursion: Join a guided birdwatching tour in the Danube Delta to spot rare bird species like pelicans, herons, and cormorants in their natural habitat.
7. Canal Cruise: Take a leisurely cruise along Sulina's canals to admire charming waterfront houses, traditional fishing boats, and picturesque scenery.
8. Fishing Experience: Try your hand at fishing in the abundant waters of the Danube Delta, known for its diverse fish species and excellent angling opportunities.
9. Visit to Esmahan Sultan Mosque: Explore this historic mosque built by Ottoman ruler Ahmed I's daughter in 1603 with its impressive architecture and tranquil atmosphere.
10. Biking Tour: Rent a bike and pedal around Sulina to explore its streets lined with colorful houses, visit local markets, or cycle along scenic paths near the river delta.