Today in Pictures - August 29, 2013

A man reacts as a performer dressed in a tyrannosaurus rex dinosaur costume walks next to him during a publicity event in central Sydney on Wednesday, Aug 28, 2013. The performance was a promotion for an upcoming exhibition at the Australian Museum t
A man reacts as a performer dressed in a tyrannosaurus rex dinosaur costume walks next to him during a publicity event in central Sydney on Wednesday, Aug 28, 2013. The performance was a promotion for an upcoming exhibition at the Australian Museum titled Tyrannosaurs - Meet The Family which showcases ancestors of the tyrannosaurus rex, with more than 10 life-size dinosaur specimens on display. -- PHOTO: REUTERS

Tyrannosaurus rex dinosaur in Sydney, La Tomatina Festival in Spain, 50th anniversary of Martin Luther King Jr.'s "I have a dream" speech at the Lincoln Memorial in Washington. These, and more pictures, from around the world here.