Ivan Sutherland's six legged walker. Via: Cybernetic Zoo

"The first motorcycle/scooter built in Pakistan by Hamid Omar, inspired by plans found in Popular Mechanics." Via: Off Road Pakistan

(Source unknown)

 

 Mondo Spider "The world's first zero emission walking vehicle"

Via: dharder9475's photostream

Gimmie shelter: A French motorcycle and sidecar "tank" (year unknown) Via:

Via:

Owen Greenwood's innovative "skip" sidecar special taking the lead. Via:

A brief moment of Soviet Gyroplane history. Via: Airwar. RU (thanks Claw!)

Vincent HRD's visionary proposal for a new motorcycle design to be constructed after the war in 1943, but nothing more transpired other than this drawing...a pity. Via: Motos Anglaises