AP photographer Erin Hooley has covered the annual dyeing green of the Chicago River in celebration of St. Patrick’s Day for ...

Unseen mountains, valleys, lakes, and rivers lie under Antarctica’s mile-thick ice sheet. Changes to those hidden rivers could have dramatic global consequences.

Built in the 1980s into bedrock and water, the structure is in disrepair in some spots and completely shut down in others.

Appalachian Trail hikers coming through Erwin, Tennessee, now have a safe way to cross the Nolichucky River this spring.

As diplomatic tensions continue between Canada and the United States, a travel group says Islanders are rethinking their travel plans, opting for alternative vacation destinations that are either ...