Excitement is building for the Rio 2016 Olympics and the world is looking forward to the 27th summer games.
But since the modern games started in 1896, things have come an awfully long way.
Where once you could participate in the tandem bicycle sprint, the high jump for horses and the plunge for distance, we now have beach volleyball, taekwondo and golf.
Olympic fashion is rather different too. Athletes of the past enjoyed no lycra, no sweat-wicking technical fabric and no high-performance trainers. Some pictures from the time show male Olympians with full moustaches, leather shoes and proper button-up shirts. And let’s not even get started on women athletes’ get-ups.
But how much do you actually know about the history of the Olympic games? Try your knowledge with our quiz...