What lies beneath this building site? Britain's great hope of winning the pre-WW2 arms race against Nazi Germany. The “Shadow Tunnels” under Birmingham's Longbridge site in are the remnants of Lord Austin's secret plans that were hatched to bolster British military might in the face of German military aggression. Pictures show the site where munitions workers produced the Merlin engines that powered the Spitfires and Hawker Hurricanes used to win control of the British skies during the Battle of Britain in 1940. Local urban explorer Tom Robinson, 20, delved into the tunnel to bring back exclusive picture of Great Britain's hidden wartime heritage
HUDDLING under a leaf, a pair of adorable Javan scops owls take shelter from the rain .
Playing, splashing and generally messing around, these polar bears show they certainly have a soft spot for the water, and not just each other .
Families in an Indian slum put their lives on the line by living on top of an ACTIVE railway track .
A diver looks like a minnow as she swims alongside a gigantic whale shark, the largest species of fish on the planet .
BLOWING bubbles underwater, this adorable polar bear slides into his tank for a playful dip .
A SERENE turquoise glow glimmers from underneath these powerful icebergs .
GIANT garden sculptures don't beat about the bush .
FROM KISSING an alligator on the nose to walking over broken glass, this fearless daredevil is a real life female JACKASS .
A baby sperm whale assumed the role of a friendly giant when faced with two awestruck divers .