This fortress was built using the last surviving stones from the Lighthouse of Alexandria, one of the Seven Wonders of the Ancient World.

The medieval center of the Islamic world was also once the seat of Saladin's sultanate.

The notorious "Hanoi Hilton" where Vietnamese colonial subjects and later American POWs, including John McCain, were imprisoned.

This gem-encrusted temple is said to contain some of the Buddha's hair which can make the deaf hear and the blind see.

This naval gun is fired every day at noon, an odd timekeeping tradition the origin of which is local legend.

A collection of the specialized tools used to construct Japan’s beautiful architecture.