Salcantay (Salkantay Mountain), Sallqantay in Quechua is the highest peak of the Willkapampa mountain range, part of the Peruvian Andes. It is located in the Cusco Region, about 60 km (40 mi) west-northwest of the city of Cusco. It is the 38th highest peak in the Andes, and the twelfth highest in Peru. However, as a range highpoint in deeply incised terrain, it is the second most topographically prominent peak in the country, after Huascarán.
Various treks involve routes from Salkantay Mountain: one joins the Inca Trail at Huayllabamba, then proceeds as before on the main Trail through Wiñay Wayna to Machu Picchu. To get Salkantay, you have to start in Mollepata, north west of Cusco of Apurimac valley, Salkantay to Machu Picchu take five nights or three nights or seven nights. A seven-nights trek goes from Paucarcancha, an important camping site on the trek from Salkantay, to Huayllabamba, then on the traditional Inca Trail to Machu Picchu. Paucarcancha is a abandoned set of ruins on the descent from Pampacahuana, before the village of Huayllabamba on the main Inca Trail. Nearby there are some hot springs.
There are other route which approach the Inca Trails to Machu Picchu, such as Km 77, Chilca, up the Silque ravine in the Quente Valley, which is commonly called the Lago Ancascocha route. Then there is another access through the Millpo Valley in the Salkantay area. From Vilcabamba mountain range, one can reach Machu Picchu by hiking down fron Huancacalle to Chaullay by road, getting to Santa Teresa and walking to the Hydrolectric (Aobamba) train station. Then it's an three hour's walking by ride way to Aguas Calientes.
The classic Salkantay Trek to Machu Picchu 5 days is from Cusco to Mollepata - Challacancha, from there, you start to walk to Soraypampa camping and visit the Umantay Lake and Salkantay Mountain. Continue the trek to Salkantay Mountain (4550 m) and after descent to Colpapampa campsite. Next day the walking is moderate to Playa, appreciate the flora and fauna (orchird). On four day wake earlly and walk up to Llactapata Mountain, appreciate the Machu Picchu Mountain, then 3 hrs to Hydrolect and continue the trek to Machu Picchu.