Sajek Valley is located on the northernmost border of Mizoram in Rangamati district. Sajek is the largest union in Bangladesh. Its area is 602 square miles. Sajek is bounded on the north by Tripura in India, on the south by Langadu in Rangamati, on the east by Mizoram in India, and on the west by Dighinala in Khagrachari. Although Sajek is located in Rangamati district, it is accessible from Dighinala in Khagrachari. From Rangamati, you can reach Kaptai by boat and walk a lot to reach Sajek. Its distance from Khagrachhari district headquarters is 60 km. And 49 kilometers from Dighinala. 34 km from Baghaihat.
From Khagrachhari you have to go to Sajek through Dighinala Army Camp. Later, the 10th Baghaihat Police and Army Camp will be held. From where you have to get the original permission to go to Sajek. Then Kasalang Bridge, two rivers merged to become Kasalang River. Later Tiger Tila Army Post and Masalang Bazar. After crossing the market, you will come to Ruilui Para, the first village of Sajek, which is 1800 feet high. Its elderly population is Lusai. Pankua and Tripura also live. This neighborhood was established in 175. Its head man is Lal Thanga Lusai. Sajek will reach from Ruilui Para in a short time. Sajek's BGB camp is the highest BGB camp in Bangladesh. There is a helipad here.
You can trek from Ruilui Para of Sajek for two to two and a half hours to see the beautiful Kamalak waterfall. Kamalak Jharna is known to many as Pidam Taisa Jharna or Sikam Taisa Jharna.
The last village of Sajek is Kanlak Para. It is also inhabited by the Lusai people. Its head man is Chaumingthai Lusai. The Lusai Hills of India can be seen from Kanlak Para. From where the river Karnafuli originated. Sajek is not allowed to visit Kanlak Para from time to time due to security reasons as there is no other camp after BGB camp. On the way back, you can visit Hazachhara Jharna, Dighinala Hanging Bridge and Dighinala Forest Monastery
