Valdemorillo Civil War Cave and Picadas Canal Loop

This is considered a moderate hike. While the overall distance is around 8 km with a manageable elevation gain of 168 meters, the terrain can include rutted moorland tracks and woodland paths, with some sections potentially requiring a scramble. It's suitable for hikers with some experience.

Yes, as the name suggests, this is a circular route, meaning you will end up back at your starting point without needing to retrace your steps.

The trail starts from the Urb. Mirador del Romero, a residential area in Valdemorillo. While specific parking details aren't provided, you would typically look for street parking within or near this urbanisation to begin your hike.

This route is rich in history from the Spanish Civil War. You will pass by the Spanish Civil War Cave, which likely refers to a reinforced shelter or bunker. You might also see remnants of trenches, strongpoints, and possibly a command center, as the area was part of the crucial "Frente del Agua" protecting Madrid's water supply. Another notable feature is the Balancing Chimney of the Picadas Canal.

Given its location in the Madrid region, spring and autumn are generally the best times to hike this trail. The weather is milder, avoiding the intense heat of summer and the colder, potentially wetter conditions of winter. This allows for a more comfortable exploration of the historical sites.

While specific regulations for this exact trail aren't detailed, many trails in the Regional Park of the Middle Course of the Guadarrama River are dog-friendly. It's always recommended to keep dogs on a leash, especially in areas with historical significance or potential wildlife, and to clean up after them.

Based on available information for similar Civil War heritage trails in the Madrid region, it is generally not required to obtain a permit or pay an entrance fee to hike this route. Access to these historical trails is typically free and open to the public.

Expect a varied terrain that includes walking on rutted moorland tracks and through woodlands. The area is part of the woodland sierras, so you'll experience natural paths, potentially with some uneven sections and slight scrambles, requiring appropriate walking shoes.

Yes, the route partially overlaps with several other paths. You'll find sections that are part of the Ruta Quijorna - Hornos de Cal - Restos de la Guerra Civil Española, De Valdemorillo a Villanueva de la Cañada, and De Colmenarejo a Valdemorillo. It also briefly touches upon the Vereda del Camino de Robledo and the Cañada Real Segoviana.

The Urb. Mirador del Romero is a residential area in Valdemorillo. Valdemorillo itself, being a municipality, offers various amenities including cafes, pubs, and accommodation options. You would need to venture into the main town of Valdemorillo for these facilities, as they are unlikely to be directly at the trailhead.

For this moderate hike, it's advisable to bring sturdy walking shoes, sufficient water, snacks, sun protection (hat, sunscreen), and a fully charged phone. Given the historical nature, a camera might also be a good idea. As there might be sections requiring a scramble, comfortable clothing that allows for movement is recommended.