Having a metro-station in the basement, or next to it seems useful :-) Something similar in Berlin, Germany over the 'Autobahn' https://duckduckgo.com/?q=berli

Having a metro-station in the basement, or next to it seems useful :-) Something similar in Berlin, Germany over the 'Autobahn' https://duckduckgo.com/?q=berlin+schlangenbader+straße https://duckduckgo.com/?q=berlin+schlangenbader+straße