20 Incredible Photos That Show the True Power of Nature

Caño Cristales, Colombia

Dubbed “the most beautiful river in the world,” Caño Cristales in Colombia’s La Macaranas National Park blooms a brilliant shade of red for just a few months out of the year.

Visitors in search of the perfect photo op should plan to visit between July and October when the algae that gives the water its rosy hue is in peak flower—and arrange to be accompanied by a licensed guide.