A few years ago, images of Rainbow Mountain in Peru began infiltrating my Instagram feed. The photos showed an above-the-treeline slope that looked like someone had dumped buckets of gold, pink, and ...

Ever dreamed of traveling all the way over the rainbow? It turns out that's easier than you think. All you need to do is book a plane ticket to Peru. The South American nation is home to a spectacular ...

The first time most people see a picture of Peru’s Rainbow Mountain, they assume it’s been edited. The bands of red, yellow, green, and turquoise look too perfect to be real. But this geological ...