Yes you need to obtain a PAP protected area permit to enter north Sikkim. You need show the pass in check post and enter accordingly. Places to visit
Lachung
Cholamu lake
Thangu valley
Crows lake
Mt.Katao
Chungthang.
Yes, a protected area permit is required to enter north Sikkim. You must present your pass at the checkpoint in order to enter.
Destinations near Lachung Cholamu Lake
Valley of Thangu
Mount.Katao Chungthang's Crows Lake.
Yes, an Inner Line Permit is required to enter North Sikkim.
Lachen is one of the North Sikkim locations to visit. Gurudongmar Lake, Yumthang Valley, Lachung