The stunning image is of a rainbow cloud, captured above Mt Everest by Oleg Bartunov whilst on an expedition in the Himalayas, Nepal. The amazing rainbow effect is created when tiny ice crystals in the water vapour of the clouds reflect the sunlight.
A pair of divers explore the wreck of the Giannis D (originally Shoyo Maru) on the Abu Nuhas reef, Strait of Gubal, Red Sea, Egypt. By British photographer Alex Mustard. He's travelled the world snapping pictures of wrecked ships lying on the sea bed.
So crazy this happens! They are called frost flowers, a strange phenomenon where frost grows from imperfections in the surface ice amid extreme sub-zero temperatures nearing or forming spiky structures that have been found to house microorganisms.