Venice is a stunning and unique city with a rich history and culture. There are plenty of activities and attractions to enjoy during your visit. Here are some of the top things to do in Venice:

1. Explore St. Mark's Square (Piazza San Marco): This iconic square is the heart of Venice and home to some of the city's most famous landmarks, including St. Mark's Basilica, the Campanile (bell tower), and the Doge's Palace.

2. Visit St. Mark's Basilica: Marvel at the breathtaking Byzantine architecture and stunning mosaics inside this historic basilica, which is one of the most important religious sites in Venice.

3. Climb the Campanile: Take an elevator ride to the top of the Campanile for panoramic views of Venice's rooftops, canals, and islands.

4. Doge's Palace (Palazzo Ducale): Discover the history and opulence of the Venetian Republic by exploring this magnificent Gothic palace. Don't miss the Bridge of Sighs, connecting the palace to the old prisons.

5. Take a Gondola Ride: Experience the quintessential Venetian activity by taking a leisurely gondola ride through the charming canals. It's a romantic and picturesque way to see the city.

6. Rialto Bridge (Ponte di Rialto): Visit the oldest and most famous bridge in Venice, which offers great views of the Grand Canal and is surrounded by shops and restaurants.

7. Get Lost in the Streets of Venice: Wander through the narrow alleys and picturesque streets of Venice, where you'll find hidden gems, local shops, and lovely squares.

8. Visit the Venetian Islands: Take a boat trip to the nearby islands of Murano, known for its glass-making, Burano with its colorful houses and lace production, and Torcello, home to historic landmarks and a peaceful atmosphere.

9. Explore the Gallerie dell'Accademia: This art museum houses an impressive collection of Venetian paintings from the 14th to the 18th century, featuring works by artists like Titian, Tintoretto, and Veronese.

10. Enjoy Venetian Cuisine: Savor traditional Venetian dishes like seafood risotto, cicchetti (Venetian tapas), cuttlefish ink pasta, and tiramisu. Don't forget to pair your meal with a local wine like Prosecco or a Bellini cocktail.

11. Attend a Classical Concert: Experience the magic of Venice by attending a classical music concert in one of the city's historic churches or palaces.

12. Sunset at the Lagoon: Find a quiet spot along the lagoon or on one of the bridges to enjoy a stunning sunset over the water, creating a romantic and memorable experience.

Remember that Venice can get crowded, especially during peak tourist seasons, so it's a good idea to plan ahead and make reservations when possible. Enjoy your time in this enchanting city!