Boasting a great variety of landscapes from green meadows to arid Pin Parbati Valley, the challenging trek offers a real challenge to the enthusiastic trekkers. We travel overland from Delhi Via Chandigarh to lush green valley of Kullu. Trekking up through lush green meadows, stately forests and narrow valleys accompanied by the constant roar of the river Parbati we reach Khirganga the place where lord Kartikya has supposed to have meditated and done penance. Walking over the glacier for complete full day we cross Pin Parbati Pass( 5,319m) and we enter the startling landscape of Spiti and enter the Pin valley and conclude our trek at Gulling along the Pin river. Then drive to Tabo enroute visiting Dhankar gompa. At tabo after visiting the monastery drive to Kalpa; the district headquarter of Kinnaur. Next day we will be entering the Baspa Valley, one of the most beautiful valley in the Himalayas, visit Chitkul village, famous for its culture. Leave Sangla valley for Shimla, the summer capital of the Britishers, also known as the queen of the hills. We spend a day sightseeing in the attractive Shimla city, before returning to Delhi.