The Berlin Wall is illuminated with projected images to promote its museums

Historical images projected on the iconic Berlin Wall, only visible using the flash of a camera and that are reflected in the photographs captured has been the digital marketing action carried out by the BBDO Berlin media agency to promote the city's museums among tourists..

The history of the old border of Germany projected with images on the Berlin Wall that are only activated when tourists fire the flashes of their devices and are captured in their images define the campaign 'The hidden history to be discovered in Berlin - Flashback', carried out by the comprehensive media agency BBDO Berlin has made for the Berlin Tourismus and Kongress brand of this country.

The objective of this environmental and audiovisual marketing campaign was to awaken tourists' curiosity about Berlin's historical past., For this purpose, the interest aroused by the Wall that served as a border and the most photographed monument in the city has been used to surprise those who took a photo of it using the Flashback technique., an installation along the wall based on projection and flash photography.

Every time the Berlin Wall was illuminated by the flash of tourists' cameras and mobile devices, Historical images were projected and reflected in the tourists' photos with the message "the hidden history to be discovered in Berlin.", involving visitors to also replicate the images on social networks as a different experience.

The Flashback technique has been installed along the standing remains of the Berlin Wall, consisting of the deployment of light-sensitive cells that are activated when a flash is fired and initiate a projection, made by Audio Production Company to be recorded in the photograph with the 'hidden' message to promote the museums and monuments of this German city. The results of this campaign in its first month of action have represented a 13,6% more in ticket sales to Berlin museums.

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