In 1967, CIA spies detected a monstrously huge Soviet aircraft parked on the Caspian Coast. Mysteriously labeled “KM”, the top-secret Soviet development appeared to be the largest plane ever built, ...

Inspired by the Soviet Caspian Sea Monster, Poseidon Aerospace's Seagull uses low-altitude flight with 21st century tech upgrades.

It has been nicknamed the 'Bohai Sea Monster', echoing the Cold War-era Soviet sobriquet, ' Caspian Sea Monster ' used for the Ekranoplan.

It flew just above the water - too low for radar, too fast for torpedoes. The Soviet Union’s ekranoplan aircraft carriers were part warship, part plane, and all ...