At least three people have been killed and more than 100 injured, some seriously, in two explosions at the finish line of the Boston Marathon. TV footage showed bloodied runners and spectators being treated at the scene and the road strewn with debris. The FBI said that this was a "potential terrorist
THE FAST AND THE FURIOUS - 250 DRIVERS ARRESTED FOR STREET RACING IN BIRMINGHAM- In Pic - The start line on the Heartlands Parkway Nechels Birmingham .
An Indonesian farmer is dragged through muddy water as he clings to the tails of two charging cows .
COURAGEOUS climbers descend 400 metres as they manoeuvre their way through thick walls of ice .
WITHOUT a care in the world, this little chimpanzee shows off her gymnastic skills as she swings around her enclosure .
A HEIGHT-addicted airline pilot has taken pictures of the Dubai from 1,300-feet .
An adorable little squirrel wakes from a nap and pops out his tongue for the camera .
HUNDREDS of hot air balloons decorate the sky above Turkey as the rising sun illuminates the spectacular scenery below .
Peering curiously into a basket hanging off the arms of a snowman, this little squirrel appears fascinated by the snowy figure .
Fetching a tiny carrot and a head-shaped snowball, a red squirrel builds the perfect snowman .
ESCAPING A LANDFILL FUTURE, these amazing science fiction inspired sculptures are made from everyday objects .
WITH SNOW COVERING the ground around them, these two polar bears play fight .
A group of otters put on a show of aqua aerobics, as they raise their flippers perfectly in sync .