COURAGEOUS CLIMBERS scale frozen waterfalls in Canada, as the ice threatens to collapse beneath them .

Leaping out of the ocean, a group of gentoo penguins fly through the air before landing safely on an iceberg .

A floating market in Indonesia is bursting with vibrant colours as wooden rowing boats loaded with fruit and vegetables crowd the river .

Meet the human CCTV: a PCSO with a memory for faces so sharp he has apprehended more than 130 suspects in the last year alone with his eagle eyed talents .

SWOOPING down from the sky, this agitated eagle is looking for a fight .

SAILING over crystal clear waters, the Bajau people of Malaysia live their lives almost entirely at SEA .

AN Irish woman has become the first adult in the world to receive a revolutionary REMOTE CONTROLLED 'ROBO SPINE', which uses magnets to combat the effects of scoliosis .

A GLOWING range of greens and blues sweep across the sky in a spectacular display of light .

Several times a year, Gemma, 21, can be found mumbling her words and struggling to concentrate as she walks around in a dream-like state .

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

INSIDE Britain's last Naval hospital where scurvy was cured looks like an NHS time capsule .

Destroyed buildings and overturned cars are seen after a huge tornado struck Moore, Oklahoma, near Oklahoma City, May 20, 2013 .