8 thrilling cable car rides

These aerial trams provide scenic views and a healthy dose of excitement.

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Emirates Air Line, London

The Emirates Air Line is a tram that crosses of the River Thames in South London. The ride over the famous waterway between the Greenwich Peninsula and the Royal Docks takes about 10 minutes, though the speed is doubled during rush hour to accommodate more traffic.

Though it was originally pitched as a public transportation option, the Air Line is mostly used by sightseers. The tram's height, 300 feet above the water, gives riders a chance to see the Royal Docklands and the O2 arena.

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