A vast undersea tunnel is being built that will change the road and rail map of Europe
On the shores of the Baltic Sea, in the south of Denmark, a massive engineering marvel is taking shape — piece by giant ...
Business Insider8y
Denmark has a giant walkable world map
It took 25 years for Danish farmer Soren Poulsen to design a group of islands which form a scale map of the world. He completed the incredible feat between 1944 - 1969, and completed the "World ...