First manned underwater habitat [Polar]

Last updated: September 29, 2017 at 1:40 am

1972 – Sub-Igloo (Canada) – Mission led by Dr. Joseph MacInnis Resolute Bay, Nunavut, Canada. Depth: 11 m (35 ft). Location: 966 km (600 miles) north of the Arctic Circle, 200 km (125 miles) from the magnetic pole.

SOURCE:
Verified by Diving Almanac & Book of Records official

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