Salto (Uruguay) — August 15, 1965 (2300)
Five persons in a car heard a hum- ming sound, and an object with changing colored lights landed and blocked the road while the car engine stalled. The object was as wide as the road, and 3 m high. Before it took off, three human beings were seen inside. (Humanoids 42)
Source: Passport to Magonia
Case: 681