The eye is the mobile application of the Cartographic Institute of Catalonia Geological and you can see how it was in the past where you are and the rest of the Catalan territory.

The application presents the image of the country today and move the cursor around the screen displays a circular area which is shown as it was in 1945 (or 1956, to choose).

Enabling positioning watch was the place where you can see the changes and the geographic location. This will give you a visual experience and understanding in situ.

Features of the application:

- At the top left of the screen you will find buttons to zoom.
- At the top right you will find the button to activate your location.
- With the lower left button you can change the view layer and its mode (current and historical).
- With the central button below you can choose the radius of the window that shows the historical cartography.
- With the bottom right button you can share the Eye of fear to the network at the point where you specify.

This application has both a historical aspect, urban and playful.

This tool is based on photogrammetric flights made by the United States Air Force Years 1945 and 1956 (copyright US Army Map Service, provided by the Ministry of Defence -CECAF / CEGET- collaboration with the Air Force) and the current image made by the Geological and Cartographic Institute of Catalonia (now reusable under CC-bY).

You will find a web version of this app:

http://betaserver.icgc.cat/visor/catalunya_ull_del_temps.html

If you want to send us your comments and suggestions to do so [email protected].