Lionel Messi strikes pose with his Barcelona trophies at Camp Nou (Photos)

Lionel Messi has finally said his final goodbye to Barcelona after 21 years at the Camp Nou.

The Argentine international is now a free agent following the expiration of his contract with the La Liga giants.

Barcelona were unable to extend Messi contract due to economic and financial difficulties. Despite Messi agreeing to 50 percent pay cut, Barcelona were unable to offer him the deal due to their financial problems.

Earlier today, Lionel Messi, 34, was seen at Camp Nou to address the media and fans. The 34 years old took pictures with hi trophies and team mates.