Underground sign in London. The London Underground is a public rapid transit system serving London

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Size: 4800px × 3200px
Photo credit: © Eric D ricochet69 / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: blue, britain, british, capital, city, england, english, europe, european, famous, great, kingdom, landmark, logo, london, metro, public, red, ring, sign, signage, station, subway, symbol, system, tourism, traffic, train, transport, transportation, travel, tube, uk, underground, united, urban