A "moonbow" is one of nature's rarest sights – and Victoria Falls is one of the few places on Earth where travellers might ...

Icelandic residents were given a stunning visual treat when a rare lunar rainbow appeared in the night sky last week. The lunar rainbow, or "moonbow," could be seen just outside the town of ...

Rainbows can occur anywhere light and water droplets cross paths, even at night. A celestial light show was captured in California's Yosemite National Park recently, one of the “very few waterfall ...