The Black & Blue Double Century Relay

The only cycling event of its kind in the contiguous United States, The Black & Blue, a double century (200-mile) relay, showcases the demanding mountainous roads and scenic rivers of southwestern Virginia and Western North Carolina. Register with an eight-rider team and rotate through the 21,000 feet of elevation change, or tackle the race, named for surrounding Black and Blue Ridge mountains, by yourself.

Grayson Highlands State Park, 829 Grayson Highland Ln.; Saturday, 6 a.m.-10 p.m.; $68-$300 according to number of team members; (336) 877-8888; www.blackandbluerelay.com