pooterpon
TIL about the Schienenzeppelin, a train powered by a rear-mounted propeller similar to a helicopter, capable of reaching 140 km/h (87 mph). Designed in 1930s Germany, it was intended to be a futuristic mode of transportation but never entered service due to technical issues and WWII
en.wikipedia.orgSubmitted by pooterpon t3_zzbddv in todayilearned
pooterpon t1_ixv7p6w wrote
Reply to comment by Genesis111112 in Giant waves crashing on Lake Erie by 7rieuth
I know