Study trips

Basel

Study trip 2021

Vorarlberg

Study trip 2019

Copenhagen

Study trip 2017

Lisbon

Study trip 2015

Graz / Ljubljana

Study trip 2013

Warsaw

Study trip 2011

Ruhr Area

Study trip 2009

Copenhagen

Study trip 2007

Amsterdam

Study trip 2005

Madrid

Study trip 2003

Ruhr Area

Study trip 2001

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