This is a lot of miles…
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Americans drove 3.02 trillion miles last year, the second-highest level of vehicle miles traveled since the federal government began keeping records 79 years ago, according to the Federal Highway Administration (FHWA).

The near-record number of vehicle miles driven in 2014 was “roughly the same distance as 323 round trips from Earth to Pluto,” the FHWA pointed out.

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