Here is our weekly selection of the best photographs sent in by readers. We start with a picture by Mwangi Kirubi taken at Kenya's Safari Rally.
Chloe deMain: "My boyfriend, Lee, at the tiger temple near Kanchanaburi, Thailand."
Richard Luitwieler: "I took this picture of four swans in a row, on the river Rotte near Rotterdam in Holland. "
Jeremy Tucker: "Hawker dragonfly, taken near a wildlife pond in my garden in Devon."
Catherine McLaughlin: "The moon at Port of Menteith in Central Scotland."
Carla Buiuc: "The Grand Canyon, USA."
Meghan Smith: "Here is a picture I took of my friend Rachel one afternoon - the lighting was perfect ."
Ami Virdi: "Spiders really are getting bigger! This picture was taken by my boyfriend on his mobile phone in his garden in Barking. His name is Jas Patyal."
Joe Butterfield: "This picture was taken off the west coast of Donegal, Ireland."