10. GM EN-V

Introduced in 2010, the GM EN-V (Electric Networked Vehicle) was a bold attempt to redefine city transportation. These two-wheeled, self-balancing pods promised a future where urban mobility was ultra-compact, connected, and emissions-free.
Despite advances in electric vehicles and smart city technology, the EN-V’s pod-like form and radically small footprint haven’t been embraced by modern cities—yet.
Read at Wired