Montañas Vacías Loop

This route is considered difficult. It requires a very good physical condition and experience with mountain biking. You should be prepared for challenging sections, including unpaved and technically demanding terrain, and potentially needing to push your bike at times. The route involves significant elevation gain over its distance.

The terrain is predominantly mountainous and rugged, featuring a mix of dirt tracks, gravel paths, and marked trails. You'll encounter deep canyons carved into limestone and dolomite, with steep slopes and rocky cliffs. Wide tracks with considerable gradients are common, but narrow paths are also present. Be aware that after rainfall, certain areas can become tricky with mud and sticky clay.

The estimated duration for this 77 km route is approximately 6 hours and 47 minutes of riding time. However, given its 'difficult' rating and the challenging terrain, it's wise to allow for additional time for breaks, enjoying the scenery, and any unforeseen challenges.

You can expect magnificent and diverse scenery. The route passes through dense pine, oak, and juniper forests. A major highlight is the crystal-clear, turquoise waters of the Tajo River, which snakes through long and deep canyons, forming impressive geological structures like knives, needles, and monoliths composed of limestone and red sandstone. The park's diverse ecosystems also support a rich array of flora and fauna.

Yes, along the route, you might encounter several points of interest. Notable highlights include the San Lorenzo Hermitage and Shelter, a Picnic area by the Tajo, the natural area of Dehesa de Boyales, and the charming settlement of Griegos.

While the exact starting point and parking for this specific circular route aren't detailed, the Parque Natural del Alto Tajo generally has various access points. Given the route traverses both Guadalajara and Teruel provinces, you would typically look for parking in villages or designated areas within the park that align with your chosen starting point for the circular journey. It's advisable to check local information for specific trailhead parking.

Generally, dogs are allowed in the Parque Natural del Alto Tajo, but they must be kept on a leash to protect wildlife and ensure the safety of other visitors. As this is a natural park, always adhere to local regulations regarding pets, especially in sensitive ecological areas.

The best time to mountain bike this route is typically during spring and autumn. These seasons offer more moderate temperatures, which are ideal for a challenging ride. Summers can be very hot, and winters may bring snow and ice, making some sections impassable or more difficult. Always check the weather forecast before you go.

The Parque Natural del Alto Tajo does not typically require an entrance fee for general access. However, as a protected natural area and part of the Molina-Alto Tajo Geopark, specific activities or access to certain restricted zones might require permits. For mountain biking on established trails, a general permit is usually not needed, but it's always good practice to check the official park website for any updated regulations before your visit.

Yes, this route intersects with several other well-known paths. Significant portions of the route follow sections of the MontañasVacías (58%) and the Camino Natural del Tajo (18%). You'll also find it briefly connects with trails like Rubiales - Orihuela del Tremedal (10%), [CIMA CU08] El Cubillo - El Portillo (4%), [CIMA TE12] El Portillo (4%), Camino de las Saguillas (6%), Camino de las Dehesas (4%), and Camino del Cerro de la Modorra (1%).

Given the route's difficulty and remote character, it's crucial to be well-prepared. You should bring plenty of water and snacks, appropriate mountain biking gear, a first-aid kit, and tools for bike repairs. Due to potential lack of mobile coverage, carrying a GPS device with offline maps and physical maps is highly recommended. Dress in layers suitable for varying mountain weather conditions.