My favorite waterfall in Iceland was Dettifoss, which is also the “angriest” waterfall I’ve met. What a cool scene. But it was only one of a number of cool waterfalls we visited On This Day in 2021.

A massive, powerful waterfall cascades over a rocky cliff, with lush green foliage in the foreground.A powerful waterfall cascades over a rocky cliff surrounded by mossy terrain and mist.A beautiful multi-tiered waterfall cascades down a rocky, green hillside.A picturesque waterfall cascades down a rocky cliff into a serene river surrounded by lush green vegetation and boulders.