You can zip-line practically anywhere if you’re a real adventure-seeker. You can zip-line over the Grand Canyon, over Niagara Falls, and now, across the picturesque mountains and fjords of Scandinavia ...

Get more news like this delivered to your inbox bysigning up for our Travel newsletter here. Feeling a little adventurous? Gliding down the longest zip line in the country from atop the Great Smoky ...