Taj Mahal (Agra, India) - Image Broker/REX

TAJ MAHAL, AGRA, UTTAR PRADESH Symbol of love, one of the first things people think about when talking about India and a jewel of Muslim art in India, the Taj Mahal was built in the century.

Easter Island, Chile - Karen Schwartz/AP Photo

This August 2012 photo shows fifteen moai standing watch at Tongariki on Easter Island. (AP Photo/Karen Schwartz) the mysteries of Easter Island Pondering the mysteries of Easter Island

Great Pyramids (Giza, Egypt) - Sean Gallup/Getty Images

An international team of archaeologists believes it is on the cusp of pinpointing the location of a secret room hidden within the Great Pyramid of Giza as it uses cutting-edge laser technology to map the ancient Egyptian wonder.