Hiking the Appalachian Trail can be done in about 5 million steps. Here's how long the trail is in miles and how many months it would take to hike.

Google is celebrating the Appalachian Trail in today’s Google doodle. The footpath is over 2,190 miles and spans across 14 states in the US. It is the longest hiking-only footpath in the world.

The Appalachian Trail Conservancy went a step further on Tuesday, urging backpackers to postpone their hikes. “We do not make this request lightly. We manage and protect the A.T. because it is ...