This beautiful cave adorned with plenty of stalactites and stalagmites is located at Km. 564 on Highway No. 4, some 12 kms. north of the town. An old legend links it to the establishment of Kra Buri town.It is said that Lek Lai, a special iron element believed to be elastic and flexible like wax, has been found in this cave.
- Kra Isthmus
- Namtok Chum Saeng