THC Science

... that Blue Ridge Parkway (pictured) was built as a part of the New Deal?
... that M-49 is the only state highway in Michigan that connects to a like-numbered route in another state, in this case Ohio State Route 49?
... that Pennsylvania Route 321 was designated to provide access to the recreational area around the Allegheny Reservoir?
... that California State Route 49 is so numbered to honor the California gold rush of 1849, that occurred along the areas served by the highway?
... that much of the current alignment of Maryland Route 413 follows a former Pennsylvania Railroad line into Crisfield?

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