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
THIS incredible shimmer of silver fish mirrors the image of that of an underwater tornado .
The aurora lights captured in Blair Nebraska, America - WITH electrifying purple and illuminous green brightening up the night sky, this is the rare moment a flash of 'sprite' lightening was captured on camera .
SLEEPING within touching distance of wild African animals might not be everyone's idea of a relaxing break .
Primed and ready for action, this collection of striking images from the battlefield could be mistaken for authentic photos taking during World War II .
The rock restaurant, located in Zanzibar – THIS unique restaurant really does boast breath-taking views - as it is perched on a rock in the middle of the sea .
A young otter wades through a lake with his eyes set on an older rival’s fish .
A kingfisher’s bright blue and orange feathers glisten in the sunlight as the bird dives into a lake .
MEET the little lion of suburbia with a mane that makes him look like a mini-king of the jungle .
Jostling their quills into the noses of some unlucky cubs, this is the moment two feisty porcupines ALMOST defeat a pride of seven lions .
THIS may look like a dolphin through jumping hoops, but it is in fact nothing more than a clever 3D pencil drawing .