USBR 121 connects USBR 21 in Chattanooga to USBR 23 just north of Lewisburg. U.S. Bicycle Route (USBR) 121 is NOT signed.
More information about the U.S. Bicycle Route System: adventurecycling.org/usbrs
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USBR 121 connects USBR 21 in Chattanooga to USBR 23 just north of Lewisburg. U.S. Bicycle Route (USBR) 121 is NOT signed.
More information about the U.S. Bicycle Route System: adventurecycling.org/usbrs