Earth-66

Earth-66 was one of the many universes in the Original Multiverse. It was destroyed during the Crisis and subsequently recreated by Oliver Queen and the Paragons.

Crisis on Infinite Earths
During the Crisis, Earth-66 was vaporized by a wave of Antimatter.

Recreation
During the Crisis, Oliver Queen and the Paragons recreated the destroyed multiverse. Among those universes in the recreated multiverse is Earth-66.

Residents
See here.