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.
This cheeky macaque gets up close and personal as he examines the dental hygiene of his fellow primate .
ARMED with her camera, bikini and flippers, this brave diver goes swimming with SHARKS .
LUMINOUS green rocks could easily be a beach from Superman's homeland of Krypton .
A lazy tree frog, tired of hopping along a branch, chooses the slowest form of transport when it jumps on top of an unsuspecting snail .
NOT YOUR everyday selfie, this plucky diver poses with some of the scariest predators in the ocean .
A ROAD KILL munching Scot has chewed on everything from a dead squirrel to an unlucky crow – all in the name of art .
BALANCING on top of a tree, this bear cub puts her climbing skills to the test .
A grand 56-bedroom hotel, once heaving with injured soldiers during the First World War, now lies completely abandoned .
A host of websites that are almost twenty years old are collecting a cult following thanks to their retro appeal .
TOMORROW (Saturday) marks the 28th anniversary of the nuclear disaster that left the city of Chernobyl devastated .
From giant mountains to vast deserts, an American photographer spent a year capturing the diverse and beautiful landscape of the United States .