There's a valley hidden within the majestic Grand Canyon that can fill your day with zip-lining thrills and scenic views you ...

The Grand Canyon, located in Arizona, USA, is a breathtaking natural wonder that has captivated the world with its ...

It will measure 2,051 feet above river level, which is 947 feet taller than current title holder, the Millau Viaduct in ...

China is set to unveil the tallest bridge globally, which is twice as high as the Eiffel Tower, replacing France's title of ...