Roots EarthLeiden, Netherlands
Kamerlingh Onnes Building
A nineteenth-century laboratory on the Steenschuur, completed in 1859, where physicist Heike Kamerlingh Onnes first liquefied helium in 1908 and discovered superconductivity in 1911. Once the coldest place on Earth, it now houses Leiden Law School.
What the app adds
Roots Earth has a longer story for Kamerlingh Onnes Building, with a choice of female or male voice. Download the city audio to listen offline. No account is needed.
Location
Coordinates: 52.15611, 4.48972