Here are the major US cities and landmarks that could be underwater in 80 years. No city is immune to the consequences of a warming world, but a few are more vulnerable than the rest. Sea-level ...

See the awe-inspiring landmarks of South Dakota, including Mount Rushmore and the dramatic Black Hills. You will be stunned!

The most iconic landmarks have a way of getting stuck in our brains before we ever see them. Take the Eiffel Tower: its singular spire has been reproduced on countless postcards and T-shirts ...