The patch of the Ridgetop, Tennessee, Police Department features a train emerging from a railroad tunnel, constructed in 1905 and one of the longest self-supporting tunnels in the world. When completed, it opened a direct line between Louisville, Kentucky, and Nashville and brought expansion, both in population and economy.

The patch of the Ridgetop, Tennessee, Police Department features a train emerging from a railroad tunnel, constructed in 1905 and one of the longest self-supporting tunnels in the world. When completed, it opened a direct line between Louisville, Kentucky, and Nashville and brought expansion, both in population and economy.