In this four photos the Swiss city of Luzern with the famous covered wood bridge, a panoramic of Freiburg (Germany), the mosque of Hassan II in Casablanca (Morocco) and at the end the falaise of Bandiagara (Mali); click on preview to view the image in the greater size.

Photos by Fabio Fava (Luzern and Freiburg) and Roberto Collina (Casablanca and Bandiagara)

Luzern - Switzerland, Bridge Kappelbrucke (Author: Fabio Fava)

Freiburg - Germany, Panorama from the Cathedral (Author: Fabio Fava)

Casablanca - Morocco, Hassan II Mosque (Author: Roberto Collina)

Bandiagara - Mali (Author: Roberto Collina)