A KEY plot point has been revealed in a world exclusive picture from the set of the new Indiana Jones. 

The Harrison Ford flick is preparing for filming on the streets of Glasgow. 

READ MORE: Watch our video inside the set of Indiana Jones in Glasgow

Glasgow Times:

Our eagle-eyed photographer scoping out the scene noticed a key set piece that reveals what could be a major plot point in the film

Glasgow Times:

Details are being kept strictly under wraps but based on this vital clue, the Glasgow Times can reveal the picture is set in New York City in 1969. 

READ MORE: 7 things we have spotted on the Indiana Jones film set in Glasgow

Glasgow Times:

This poster boasts a welcome home message for the three astronauts who made history as the first men on the moon. 

Glasgow Times:

Neil Armstrong, Buzz Aldrin and Michael Collins formed the Apollo 11 mission which touched down on the lunar surface on July 20 52 years ago. 

The trio were hailed with a "ticker tape" parade in New York City on August 13 and were heroes to generations of stargazers and youths across the world.