- chicago
- tokyo
- vancouver
- niedersachsen
- nova scotia
- entre rios
- vienna
- ulm (birthplace of albert einstein)
- new haven, connecticut, usa
- admont, austria
- rome, italy
- coimbra, portugal
- baltimore, maryland, usa
- dublin, ireland
- madrid, spain
- oxford, england
- prague, czech republic
- new york city, usa
- ottawa, canada
jun 18 2011 ∞
sep 4 2013 +
sep 4 2013 +