The original London Bridge was slowly sinking into the river Thames, so in 1967 it was sold to an American entrepreneur. The bridge was relocated to Lake Havasu City, Arizona.
See also: The world's cities: then and now.
Many historical monuments and landmarks around the world still hide many mysteries, but we are lucky enough to have discovered amazing facts about many of them.
Click through and get to know surprising facts about some of the world's most iconic landmarks.
Secrets behind famous monuments
You won't believe the original purpose of some of these buildings
TRAVEL Mystery
Many historical monuments and landmarks around the world still hide many mysteries, but we are lucky enough to have discovered amazing facts about many of them.
Click through and get to know surprising facts about some of the world's most iconic landmarks.