Air-time legends: the longest-running TV series ever
'Criminal Minds' will end an epic run with its 15th season
The word is out: 'Criminal Minds' is set to go out with a bang after its 15th season has just been announced. The show celebrated its impressive 300th episode in the fall of last year. However, it's certainly not the only series out there that has been on the air for an impressively long time.
Click through this gallery to see the world's longest-running TV shows.
CELEBRITY The Joker
Joaquin Phoenix terrorizes NYC subway as the 'Joker'
CELEBRITY British royal family
Queen Elizabeth II uses a fake hand-waving machine
High-paying jobs that let you travel the world
Celebrities who have taken time off from work
Read into UNESCO's Cities of Literature