66 Parallel Trail

If you're seeking a varied and engaging road cycling experience near Herndon, the Walney Pond – Lake Thoreau Dam loop is a fantastic choice. This moderate 40.6-mile (65.3 km) route, featuring 1585 feet (483 metres) of elevation gain and an estimated duration of 3 hours and 5 minutes, guides you through a delightful mix of natural features. You'll pedal past the serene Walney Pond, a haven for wildlife within Ellanor C. Lawrence Park, and enjoy picturesque views of Lake Thoreau, with its surrounding greenery and wooded neighborhoods. The ride offers a dynamic landscape, transitioning from tranquil pond-side nature to scenic lakefront stretches, all on mostly paved surfaces.

Planning your ride on this popular Herndon road cycling route is straightforward, as it utilizes the area's well-developed network of paved trails and dedicated cycling paths. While specific parking at the start point isn't detailed, the Walney Visitor Center in Ellanor C. Lawrence Park provides facilities like restrooms, which can be a convenient stop. Given its substantial length, it's best suited for cyclists with a good fitness level. Always check your bike and carry enough water for the duration of the ride.

What makes this loop stand out is its clever combination of two significant natural attractions, Walney Pond and Lake Thoreau, into one cohesive road cycling journey. It's a testament to Herndon's commitment to cycling, offering a route that feels both connected to nature and supported by excellent infrastructure. The varied landscapes, from the quiet marshy margins of Walney Pond to the more open views around Lake Thoreau, provide a constantly changing backdrop, making it a favorite among local cyclists seeking a longer, rewarding outing.