OFFERING a glimpse into the past, a mash-up of old and new photographs show how the world’s biggest cities have changed. A new phone app allows users to travel back in time by overlaying vintage images, such as London's Tower Bridge in 1892 or the Eiffel Tower in 1940, with how the locations look today. Users can compare the past and present of cities such as London, Paris, Washington and Saint Petersburg. This window to the past was created English entrepreneur David Webb, 45, the creator and CEO of the Timera app.
Swirling water and sand create amazing aerial images of river deltas across Iceland .
From giant mountains to vast deserts, an American photographer spent a year capturing the diverse and beautiful landscape of the United States .
STARING intently into the camera, a polar bear appears to be lost in thought while relaxing in the snow .
DIVING down at a speed of 75mph, this is the moment a hungry osprey caught his prey .
An Italian photographer travelled to the highlands of New Guinea where he met an Indonesian tribe untouched by the modern world .
An intrepid explorer hopes to be reunited with his travel partner, after his cuddly toy companion was stolen .
PERCHING on top of a gate, this young barn swallow waits patiently for his mum to return with dinner .
THIS is the awesome moment an Osprey catches its prey travelling at 50mph, giving new meaning to FAST FOOD .
Soldiers standing guard outside the Woolwich barracks in London - Two terror suspects are under armed guard in separate hospitals in London after a serving soldier was hacked to death in the street .
While often referred to as the kings of the jungle, gorillas - for all their might - are notorious hydrophobes .
WRAPPED up in classy headscarves, these adorable pooches are the picture of sophistication .