Joseph Merrick was the inspiration of the play The Elephant Woman.
The Saint Petersburg Metro is the underground railway system in Saint Petersburg and Leningrad Oblast , Russia .. Saint Petersburg. Saint Petersburg. Leningrad Oblast. Leningrad Oblast. Russia. Russia. Metro. Rapid transit. underground railway. Rapid Transit. It has been open since 15 November 1955 .. Formerly known as the V.I. Lenin Order of Lenin Leningrad Metropoliten , the system exhibits many typical Soviet designs and features exquisite decorations and artwork making it one of the most attractive and elegant metros in the world .. Volt. V.I. Lenin. Vladimir Lenin. Order of Lenin. Order of Lenin. Soviet. Soviet Union. artwork. Visual arts. Due to the city 's unique geology , the Saint Petersburg Metro is one of the deepest metro systems in the world and the deepest by the average depth of all the stations .. Saint Petersburg. Saint Petersburg. Metro. Rapid transit. geology. geology. The system 's deepest station , Admiralteyskaya , is 86 metres below ground .. Admiralteyskaya. Admiralteyskaya ( Saint Petersburg Metro ). Serving about 2 million passengers daily , it is also the 19th busiest metro system in the world .. the 19th busiest. Metro systems by annual passenger rides