From Mendoza there are 180 km of paved road, you must take RN 40 southbound, 25 km away, RN 7 is connected to Chile, when you reach the city of Puente del Inca, continue 3 km more until you reach the entrance. to the Park, from here 1 km of paved road to the Visitor Service Center.When leaving Mendoza, you do not have to carry out the immigration procedures at the Horcones Border Center, yes, for those who come from Chile, since they have to go to Mendoza to complete the procedures to enter the Park.Access by public transport Mount AconcaguaThere are public transport companies that depart from the Mendoza bus terminal to Puente del Inca and las Cuevas.There are also private chartered transportation companies that run excursions to the park.Companies and rates can be consulted on the Mendoza Ministry of Tourism website (phone: 0054 (0261) 420-2800, email: turismo@mendoza.gov.ar, web: gov.ar/www.turismo.mendoza .gov.ar or at the bus terminal.The trip takes approx. 3:30 hours from Mendoza. At the Horcones checkpoint (2,950 masl), you must carry out the procedures to enter the park, the place has parking, bathrooms and drinking water. Once the entrance checks are finished, the walk begins through the perfectly marked and signposted path, from the moment you enter the park, you can see the Aconcagua Guided Climb, imposing south face of the Colossus, with all its presence. Approximately 15 minutes away on foot, you will find Laguna de Horcones (2,980 masl), a good place to relax and eat something before continuing on your way. Continue walking for about 45 minutes along the path to the north, until you reach the suspension bridge that crosses the Horcones River (3070 masl) in front of the Durazno ravine. You can get here by paying the daily visitor pass. Once you have crossed the bridge, the path continues along the river, from here the path starts to have gentle slopes and then Aconcagua Expedition gets steeper, but without presenting major difficulties. Before reaching the junction of the Horcones Superior and Inferior rivers, you will find the Confluencia camp (3,390 masl), which owes its name to the fusion of the aforementioned rivers. In this place the first camp is made where you must register at the park ranger post, in addition to having a free mandatory medical check-up to continue trekking the next day to Plaza de Mulas. The area has companies that provide lodging, kitchen and private bathroom services, you can camp independently and use public bathrooms, it also has water for consumption, permanent medical assistance and a helicopter for evacuations.