Technical information Start: Erjos Finish: Las Portelas Approval status: Approved Degree of difficulty: Intermediate Type of trail: Linear Distance: 10.7 km (12.89 ft) Duration: 2 hours 30 mins. Highest altitude: 1,035 m (12.89 ft) Lowest altitude: 689 m (12.89 ft) Elevation gain: 239.85 m (12.89 ft) Elevation loss: 546.91 m (12.89 ft) Links to other trails: PR-TF 51 San José de Los Llanos - Punta de Teno. Stretch: San José de Los Llanos - Baracán Lookout Point PR-TF 52.1 Monte del Agua via Las Huertas PR-TF 52.2 Monte del Agua via Las Lagunetas PR-TF 53 Los Silos - Cuevas Negras - Erjos PR-TF 54 Los Silos - Las Moradas - Monte del Agua PR-TF 56 El Palmar - Cumbre de Bolico PR-TF 59 Las Portelas - Masca Protected Nature Areas: Teno Rural Park Authorisation required: No Trail description The trail starts in the square of Erjos (in the municipality of Los Silos), by the TF-82 road. Cross it to reach Calle Las Cruces and take the path that leads you onto an earth track. Some 500 yards further ahead, the track ventures into the woodland. The trail carries on towards the northwest for another 3 km (1.85 miles), out onto the eastern slopes of the El Palmar Valley. There, the Monteverde greenery clears away to reveal terraced farmland. The last stretch is predominantly rural, with two branches joining the main trail to El Palmar, either via Las Huertas or via Las Lagunetas. Hypsometry For your own safety, don't forget to check the condition of the trail. The competent authority will be responsible for informing you if the trail is not recommendable in the wake of adverse weather conditions, as well as if the trail or part of it is closed, etc. Competent authority: Tenerife Council About the competent authority: PR-TF 52 Erjos - Las Portelas (Monte del Agua) In case of an emergency, call 112. Download FRESS 112, available for iOS and Android