File:Belite Trike.jpg - Wikipedia
File:Vladimir Putin on a Harley Trike.jpeg - Wikipedia
Tricycle - Wikipedia
Tricycle - Wikipedia
GG Duetto - Wikipedia Trike motorcycle, Sidecar, Motorcycle sidecar
Handcycle - Wikipedia
File:1902 Dennis Trike.jpg - Wikipedia
Tricycle - Wikipedia
Drift trike - Wikipedia
File:Choper2.jpg - Wikipedia
File:VW Beetle trike - Flickr - exfordy.jpg - Wikimedia Commons
Velomobile - Wikipedia