In terms of sheer size and complexity, the Channel Tunnel or "Chunnel" connecting England and France is most frequently compared to the BST project.

CENTERFORSECURITYPOLICY: The Bering Strait Tunnel Project

First conceived nearly one-hundred years ago during the reign of Russian Tsar Nicolas II, the BST would be the longest tunnel in the world - over twice the length of Europe's 30 mile long "Chunnel" linking Britain and France.

CENTERFORSECURITYPOLICY: The Bering Strait Tunnel Project