At student's location: Around Geneva, Switzerland
At student's location: Around Paris, France
At student's location: Around Basel, Switzerland
At student's location: Around Lausanne, Switzerland
At student's location: Around Bern, Switzerland
At student's location: Around Antwerp, Belgium
At student's location: Around Bordeaux, France
At student's location: Around Brussels, Belgium
At student's location: Around Amsterdam, Netherlands
At student's location: Around Casablanca, Morocco
At student's location: Around Etterbeek, Belgium
At student's location: Around Ixelles-Elsene, Belgium
At student's location: Around Leuven, Belgium
At student's location: Around Liège, Belgium
At student's location: Around Lille, France
At student's location: Around London, United Kingdom
At student's location: Around Montreal, 10, Canada
At student's location: Around Tokyo, Japan
At student's location: Around Shanghai, China
At student's location: Around Marseille, France
At student's location: Around Lyon, France
At student's location: Around Zürich (Kreis 1) / Lindenhof, Switzerland
Online via webcam
Online via webcam