Nathrop to the Mount Princeton Hot Springs and Chalk Cliffs

The route typically starts in Nathrop, Colorado. While specific parking areas aren't detailed, you would generally look for public parking within Nathrop or near the start of County Road 162, which is a key part of the route towards Mount Princeton Hot Springs.

This route is generally considered moderate. While much of it is manageable, there are significant elevation changes and some unexpectedly steep grades, including a very steep mile-long climb on Chaffee County Road 321. It's best suited for cyclists with good fitness rather than absolute beginners.

The route primarily features mostly paved surfaces, often described as 'good pavement'. However, be aware that some longer variations in the area might include unpaved sections. The descent on County Road 162 (Chalk Creek Drive) can be hard-packed dirt that rides like pavement. Expect varied terrain with significant climbs and descents.

You'll be treated to stunning views of the Arkansas River Valley and the Sawatch Range, including prominent 'fourteeners' like Mount Princeton. Key highlights include passing by the Mount Princeton Hot Springs Resort and the majestic Chalk Lake and Cliffs. The route also winds through grasslands and a valley with cottonwood and aspen trees.

The route is beautiful throughout the warmer months. However, mid to late September is particularly spectacular when the aspen and cottonwood trees turn brilliant golden, offering vibrant autumn foliage. Early morning or late evening rides can also offer opportunities to spot wildlife near the Chalk Cliffs.

This is a road cycling route primarily on paved and some unpaved county roads. While dogs are generally allowed on public roads, it's not a traditional 'dog-friendly trail' in the sense of a hiking path. If you bring a dog, ensure they are safely secured (e.g., in a bike trailer) and adhere to all local leash laws and regulations, especially around the hot springs resort.

No specific permits or entrance fees are required to cycle this route, as it primarily follows public county roads. The area is within the San Isabel National Forest, which generally does not charge fees for dispersed recreation along roads, but always check for any specific regulations if you plan to venture off the main route into designated areas.

Yes, sections of this route intersect with or run alongside several other trails. You'll find it overlaps with parts of the Collegiate East trail, as well as segments of the Colorado Trail, specifically Colorado Trail Seg. 13 North Cottonwood Creek Road to Chalk Creek Trailhead and Colorado Trail Seg. 14 Chalk Creek Trailhead to US-50.

Yes, be prepared for a very steep climb, about a mile long, on Chaffee County Road 321 after passing the Mount Princeton Hot Springs. Additionally, some paved sections of County Road 162 have reported unexpectedly steep grades, up to 18%, which will test your fitness.

The route passes by the Mount Princeton Hot Springs Resort, which offers accommodation and dining options. The nearby towns of Nathrop and Buena Vista also provide various cafes, restaurants, and lodging choices for cyclists.

Due to its moderate difficulty, significant elevation changes, and steep sections, this route might be challenging for younger children or families seeking a very leisurely ride. It's more suitable for families with older, experienced cyclists who are comfortable with road riding and climbs.

Given the varied terrain and potential for elevation changes, wear appropriate cycling attire, including layers, as temperatures can change. Bring plenty of water, snacks, a repair kit, and sun protection. A helmet is essential. Consider bringing swimwear if you plan to stop at the hot springs.