Day 1: Gangtok drive to Lachung; 126 kms, is situated at around 8,500 feet with total tribal culture & is one of the remote areas. The Lachung Monastery on the slope opposite the highway is a focal point of all religious functions of the local inhabitants. Scenic beauty while travelling to Lachung is at its best with long cascading water falls- it has gained soaring popularity of Yumthang Valley, which is just 24 kms from here.

Day 2: Visit Yumthang: Valley where there is a hot spring and the river runs through the middle of the valley- it is also the home of Shingbha Rhododendron Sanctuary having 24 species of Rhododendrons- halt at Lachung.

Day 3: Lachung drive to Lachen /Thangu: - Lachen is situated at an altitude of 9,075 feet. Lachen monastery situated on the top of the village commands a panoramic view of the surroundings and countryside. Thangu is at an altitude of 14,000 feet- about three hours drive from Lachen

Day 4: Visit Chopta valley later drive back to Gangtok.