Avalon
From Halopedia, the Halo wiki
Avalon was one of the six continents on the planet Arcadia,[1] a UNSC colony in the Procyon system. It was abandoned after the Battle of Arcadia in 2531 and destroyed by the Covenant in the Fall of Arcadia in 2549.
Trivia
- It is most likely named after the island, Avalon in Arthurian legend.