Aerial view of Le Morne Brabant and the Underwater Waterfall optical illusion and natural phenomena, Mauritius, Indian Ocean, Africa

Sun Halo and Iowa Winter

Light Pillars

Iridescence

Sundog appearing in ice fog, rainbow colours, ice crystals, Yukon Territory, Canada

Rainbow

Hraunfossar Falls and a rainbow in the sky under storm clouds, near Reykholt, in west Iceland, Iceland

Rainbow stretches across a valley on the Snaefellsnes peninsula, on the west coast of Iceland, Iceland

Rainbow stretches across a valley on the Snaefellsnes peninsula, on the west coast of Iceland, Iceland

Hraunfossar Falls and a rainbow in the sky under storm clouds, near Reykholt, in west Iceland, Iceland

Rainbow over autumn coloured tundra, Alaska Range in the background, Interior Alaska in autumn; Cantwell, Alaska, United States of America

Rainbow over autumn coloured tundra, Alaska Range in the background, Interior Alaska in autumn; Cantwell, Alaska, United States of America

Rainbow crossing the mountainous landscape on the island of Terceira; Terceira, Azores, Portugal

Ireland, Sheep In A Field With Rainbow

Co Donegal, Fanad, Ireland

A double rainbow over the coastline of a Hawaiian island with mountains and turquoise water, Haena, Kauai, Hawaii, United States of America