A loop through southern Georgia's fortress-studded river valleys from the spa town of Borjomi to Vardzia — a 13th-century cave city carved into a cliff by Queen Tamar. The route follows the Mtkvari river gorge south past Akhaltsikhe's Rabati fortress and Khertvisi Castle before reaching Vardzia's 3,000 cave rooms and 19 church halls cut from solid basalt rock.
Clone it to your planner, customize dates and stops, then ride. All free.