This wiki is the archive of the Make Open Data camps and hackathons that the Opendata.ch community has run since 2011. Current events and projects are on opendata.ch, questions go to the forum.
Lausanne Historic GeoGuesser
http://hackathon2015.cruncher.ch/
A basic GeoGuesser game using pictures of Lausanne from the 19th century. All images are available on http://musees.lausanne.ch/ and are are part of the Musée Historique de Lausanne Collection.