Trinity Site
- Country: USA
- Role: Weapons Test
- Status: Decommissioned
- Year: 1945
Overview
The first detonation of a nuclear weapon, the plutonium implosion device nicknamed the Gadget, at 5:29 am on 16 July 1945 on the Alamogordo bombing range in New Mexico. The site, with its fused green trinitite glass, opens to visitors twice a year.
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