... that there are about 2,980 miles (4,800 km) of U.S. Routes in the U.S. state of New Mexico, including U.S. Route 491, which was formerly U.S. Route 666?
...that the previous marker for the Massachusetts Turnpike, which had a pilgrim hat with a Native American feather sticking through it, was revised in 1989 to remove the feather as motorists sometimes mistakenly turned in the direction the arrow pointed (right) when attempting to enter the turnpike?
...that residents of Seattle have disparagingly referred to the Tacoma Spur as "the road to nowhere" and likened its exit ramps to tentacles?