“Geological Map of the Straits of Dover Showing the Probable Lines of Outcrop Across the Channel”, from William Topley, “The Geology of the Straits of Dover”, The Quarterly Journal of Science (1872).
Featured on PDR in the essay Liberal Visions and Boring Machines: The Early History of the Channel Tunnel
More than a century before the Eurostar and LeShuttle, a group of engineers and statesmen dreamed (and fretted) about connecting Britain to France with an underwater tunnel. Peter Keeling drills into the history of this submarine link, and finds a still-relevant story about the cosmopolitan hopes and isolationist panic surrounding liberal internationalism.