Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? A while back, my son and I started talking about building a zip line in the backyard.

This was not a typical day at the office. Standing at the edge of a nine-story tower on a late Wednesday morning, I squinted across a vast chasm of sunlit sandstone and limestone. A cable hardly wider ...

I felt like a hawk catching a gentle breeze as I flew about 400 feet over the oak woodlands and ranchland below me. I was harnessed into the first of three zip lines available at Highline Adventures ...

Colorado's mountains, forests and rivers make ideal settings for zip lines. U.S News has identified these tours as the best ...