With blue waves tumbling over them, these surfers glide underneath a tunnel of water .

BURSTING from the water, a beautiful but deadly Sumatran tiger jumps for food in an Indonesian zoo .

A lively lemon shark grins into the camera and showcases his impressive teeth .

From vivid greens to glowing pinks, the colours of the aurora borealis fill the night sky above a snow covered Lapland .

SITTING on a burning sofa unable to move, one man turns his terrifying dreams into reality .

Exploding out of the water, a great white shark performs a backflip during a hunt for seals .

With the vivid red smoke billowing into the sky amid the misty sand dunes, these are the blissful views provided at the break of dawn at a volcano .

STARING intently into the camera, a polar bear appears to be lost in thought while relaxing in the snow .

Complete with core, mantle and crust, these incredible planet cakes are truly out of this world .

Hot on the heels of a little rabbit, this cheetah is on a mission to catch his prey .

A 21st stone woman suffering from 'body blindness' like Dawn French shed more than half her body weight after a shock revelation brought her to her senses .

A psychology student from California looks so much like Game of Thrones' Jon Snow that he is mobbed by fans of the fantasy show .