While both the American and Canadian sides of the Chilkoot Trail are open, hikers aren't allowed to cross the U.S.-Canada ...

The Caspian Sea is the world's largest inland body of water. It has characteristics of both a lake and a sea; it's surrounded by land with no natural outlet, but it’s filled with salty water, not ...

Russian President Vladimir Putin’s war on Ukraine has reverberated through Europe and spread to other countries that have long been dependent on the region for natural gas. But while oil-producing ...