london, red, bus
london, city, district
london, skyscraper, the scalpel
tower bridge, london, flow
stairs, architecture, london
tower, bridge, landmark
london, england, city
big ben, clock tower, clock
st paul's cathedral, london, millennium bridge
london, england, panorama
the queen elizabeth ii, london, great britain
subway, train, metro station
city hall, london, england
palace, sky, london
st paul's cathedral, christopher wren, london
london, city, skyline
london, skyline, river
river thames, city, travel
road, city, architecture
london, england, london eye
