What are the most weird-looking airplanes that ever flew?

De Lackner HZ – Aerocycle

If it wasn’t for the giant spinning propellers just inches below where your feet go, we’d all probably want one of these. The foundation for this crazy craft was laid out by Charles H. Zimmerman, and it surprisingly worked. It was used as a personal helicopter for Army infantrymen, and it was believed that it could be operated by anyone after a short, 20-minute learning period.