Red Square, St. Basil's Cathedral and the Savior's Tower of the Kremlin, UNESCO World Heritage Site, Moscow, Russia, Europe

The Kremlin clocktower in Red Square, UNESCO World Heritage Site, Moscow, Russia, Europe

The Kremlin clocktower in Red Square, UNESCO World Heritage Site, Moscow, Russia, Europe

Red Square, St. Basil's Cathedral and the Savior's Tower of the Kremlin, UNESCO World Heritage Site, Moscow, Russia, Europe

Red Square, St. Basil's Cathedral and the Savior's Tower of the Kremlin lit up at night, UNESCO World Heritage Site, Moscow, Russia, Europe

Spasskaya Tower in the Kremlin, UNESCO World Heritage Site, Moscow, Russia, Europe

Spasskaya Tower, UNESCO World Heritage Site, Kazan Kremlin, Kazan, Republic of Tatarstan, Russia, Europe

Saviour Tower (Spasskaya Tower), The Kremlin, UNESCO World Heritage Site, Moscow, Russia, Europe

Kreml with its building (from left): Grand The Kremlin palace and its buildings (from left): Cathedral of the Annunciation, Iwan the Great belltower, Cathedral of the Archangel Michael and the Saviourtower (Spasskaya) of the Kremlin wall, Moscow, Russia

Saint Basil's cathedral with Kremlin, Red Square, Moscow, Russia

The Spasskaya Tower under a blue sky, Red Square, Moscow, Russia

Saviour Spasskaya tower, Kremlin, Moscow, Russia

Ruby red star above the Spasskaya Saviour tower, Kremlin, Moscow, Russia

Kremlin Wall, Spasskaya Saviour Tower, Red Square, Moscow, Russia

Kremlin Wall, Spasskaya Saviour Tower, Historical Museum, Red Square, Moscow, Russia

Spasskaya tower of Moscow Kremlin at night, Moscow, Russia, Europe

Moscow Kremlin and Spasskaya Saviour tower, Moscow, Russia

Kremlin Wall, Spasskaya Saviour Tower, Red Square, Moscow, Russia

Spasskaya Tower (left), Dvortsovaya Tower (right), both 15th century, Kremlin Wall, Veliky Novgorod, Novgorod Oblast, Russia

Spasskaya Tower, built in the 15th century, Kremlin Wall, Veliky Novgorod, Novgorod Oblast, Russia