What are the three most famous tourist attractions in Russia?

The three most famous tourist attractions in Russia are:

1. Red Square is the heart of Moscow and home to many iconic landmarks, including the Kremlin, St. Basil's Cathedral, and the Lenin Mausoleum.

2. The Kremlin is a fortified complex that served as the residence of the Russian tsars and is now the official residence of the Russian president. The complex includes several museums and churches, including the Armoury Museum, the Grand Kremlin Palace, and the Cathedral of the Annunciation.

3. St. Petersburg is Russia's second-largest city and the former imperial capital. It is home to many magnificent palaces and gardens, including the Hermitage Museum, the Peter and Paul Fortress, and the Catherine Palace.