Take a tour around the world to uncover some of the planet's most incredible landmarks and monuments - inside and out. From the Great Pyramid of Giza to the Statue of Liberty, the Taj Mahal to Sydney Opera House, you'll discover these iconic structures' secrets, learn about their history and find ou...

Take a tour around the world to uncover some of the planet's most incredible landmarks and monuments - inside and out. From the Great Pyramid of Giza to the Statue of Liberty, the Taj Mahal to Sydney Opera House, you'll discover these iconic structures' secrets, learn about their history and find out why they have become 'wonders' of the world.