From 09.03. to 10.09.2023 the Postmuseum in Vaduz (Stadtle 37) is hosting an exhibition dedicated to the 100th anniversary of the customs treaty between Switzerland and Liechtenstein.
This 1923 treaty, which united Liechtenstein with Switzerland in a customs union, is undoubtedly the most important agreement between the two neighboring countries.
Admission is free. Opening hours: 10:00-17:00.