Venice, Italy

Founded in 639 and rebuilt in 1008, Torcello Cathedral is the oldest church in the Venetian lagoon and the main reason for a visit to Torcello Island. Inside is an important collection of Byzantine mosaics.

A Byzantine wonder that looks more like Istanbul than Italy, the 11th-century Basilica di San Marco is covered in domes, lined with golden mosaics, and filled with ancient art treasures.

This is the area of Venice in which all Jews were forced to live from the 16th to the 18th century, as described in The Merchant of Venice. It is home to several historic synagogues and a Jewish museum.

Occupying an island aross the water from San Marco, this 16th-century church was inspired by Greek temple design. Inside are paintings by Tintoretto, and there are Gregorians chants every Sunday.

A barrel-shaped church covered in marble, Santa Maria dei Miracoli is a fine example of Venetian Renaissance architecture and a favorite among Venetians for weddings. Inside, the coffered ceiling glistens with golden miniatures of prophets.

A Franciscan church built in 1330, I Frari is best known for its masterpieces by Titian and other artists.

The oldest of four bridges spanning the Grand Canal in Venice, the Rialto Bridge was completed in 1592 to a design by Antonio da Ponte.