Santa Maria (Brazil) — November 22, 1954 (2145)
A radio operator at the local air base saw a huge, dark object about 30 m in diam- eter hovering at trectop height. With four other per sons he saw it for several hours, sometimes softly glowing, sometimes coming down almost to the ground. (Lor. I 45)
Source: Passport to Magonia
Case: 342