On way to is the sacred spot of Kabi, in North Sikkim, is a sacred place where the pact of blood brotherhood was sworn between the Lepchas and the Bhutias in the 15th century. Nine stones were erected facing Mount Khangchendzonga to witness the treaty of brotherhood between. Till date the stones stand as testimony to the treaty.
The area is a sacred grove rich with medicinal plants. Kabi also hosts the annual Siqueok Puja, a thanksgiving for a good harvest to the Gods and prayers for continued benevolence. The Puja falls every year on the 15th day of the ninth month (during October) of the Tibetan Calendar.