BBC Sport takes a look back at the best moments from the 2013 athletics season ahead of the Diamond League opener in Doha on Friday.
The highlights included Usain Bolt defending his 100m World crown in Moscow and Mo Farah winning both the 5,000m and 10,000m titles.
The first meeting will feature World 400m champion Christine Ohuruogu of Great Britain, Jamaican Shelly-Ann Fraser-Pryce in the 100m and American LaShawn Merritt (400m).
Watch live coverage of the 2014 Diamond League opener in Doha from 17:00 BST on Friday 9 May on the Red Button and on the BBC Sport website.
Available to UK users only.