An ideal travel itinerary for Venice may include the following activities and attractions:
Day 1:
Arrive in Venice and check into your hotel
Explore the city on foot, starting with St. Mark's Square and the iconic St. Mark's Basilica
Visit the Doge's Palace, the former residence of the rulers of Venice
Take a gondola ride through the city's picturesque canals
Enjoy dinner at a local restaurant
Day 2:
Take a ferry to the nearby island of Murano, known for its glass-blowing industry
Visit the Peggy Guggenheim Collection, an art museum housed in a former palace on the Grand Canal
Walk the Rialto Bridge and visit the Rialto Market
Visit the Scuola Grande di San Rocco, a former confraternity building with magnificent frescoes by Tintoretto
Day 3:
Take a day trip to the nearby islands of Burano and Torcello
Visit the Church of Santa Maria Assunta on Torcello, the oldest church in the Venetian lagoon
Walk the colorful streets of Burano and visit the Lace Museum
Return to Venice in the evening and enjoy a farewell dinner
Note: This itinerary can be modified to fit your interests and schedule.