Tour de France, 1937, passing the Arbois Vineyard in Franche-Comte.
1937 was the first Tour in which derailleurs were permitted. The eventual winner, Roger Lapébie, is the first rider to complete the race using a modern (Osgear) derailleur.
seen from China

seen from Canada

seen from United States
seen from China
seen from Maldives
seen from Bulgaria

seen from Maldives
seen from Belgium
seen from United States
seen from Finland
seen from United States

seen from Maldives
seen from China
seen from China
seen from United States
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seen from United States
seen from France

seen from Trinidad & Tobago

seen from Singapore
Tour de France, 1937, passing the Arbois Vineyard in Franche-Comte.
1937 was the first Tour in which derailleurs were permitted. The eventual winner, Roger Lapébie, is the first rider to complete the race using a modern (Osgear) derailleur.