"2 Cities - 2 Countries - 1 National Garden Festival"

http://uwepetercom.blogspot.com/2004/08/2-cities-2-countries-1-national-garden.html
Landesgartenschau | Kehl/Strasbourg | Germany/France | 2004
This National Garden Festival was the first one which extend over two countries. Especially for this event they built a pedestrian bridge over the River Rhine. It was a hot day and water played a major role.