Snow-covered rocky mountains along a turbulent coastline with ocean waves

Magnitude 5.7 Earthquake Depth 113 km Strikes South Sandwich Islands Region on 20th May 2026

In the Southern Ocean, a chain of islands forming part of the Scotia Arc. Volcanic islands, with some active volcanoes. Extreme weather conditions, including high winds and unpredictable storms. No permanent human settlements. South Georgia and South Sandwich Islands Maritime Zone (200 nm from baselines) occupies over 1,000,000 km2 of the Southern Ocean.

First sighted by Antoine de la Roche in 1675, and later by James Cook in 1775. Annexed by Great Britain in 1908. Part of the British Overseas Territory of South Georgia and the South Sandwich Islands. The islands are also claimed by Argentina as part of Tierra del Fuego.


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