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!!!Karlsplatz city, Vienna

[{Image src='700au.jpg' width='800' alt='Karlsplatz city, Vienna' class='image_left' height='590'}]
[{SET customtitle='Karlsplatz city, Vienna'}]
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View showing the original above-ground Jugendstil (Art Nouveau) Karlsplatz [{GoogleMap location='Karlsplatz, Wien' zoom='16'}] city rail pavillion in Vienna, as well as the present-day underground subway entrance. 

Viennas first rail mass transit system opened in 1898; in 1976 it was integrated into the newly established U-Bahn (metro), which is currently about 75 km (46 mi) long.