Situated at Ban Khao Lueam, Amphoe Khlong Had, this small cave is part of the same mountain range as Tham Phet Pho Thong. Tham Had Sai Kaeo offers a 25 m cliff, where rappelling activities are offered. The cave contains impressive stalagmites and stalactites, in striking shapes and figures which visitors will enjoy. Besides, its sandstone ceiling and walls glitter magnificently in reflected light. The cave presents great photo opportunites. 

For further information, contact Tambon Khlong Had Administration Organization, tel. 0 3751 2142, 0 8 9936 3880, 08 6101 1539. 

Getting there: By car – Take Hwy 317 From Sa Kaeo Town and turn left onto Hwy 3067. Continue past Amphoe Khlong Had District Office. Drive for another 4 km, then turn left and continue for 3 km. Visitors will arrive at Tham Phet Pho Thong and Tham Had Sai Kaeo.