Tourists can also visit the pearl culture farms. Lidi islands are a haven for visitors who want privacy because the islands are small and uninhibited. The only buildings found on the island belong to the staff of a private company which has been granted a concession of the precious swallows' nests. Although there are thousands of swallows inhabiting the caves, their flocks cannot be seen easily because the caves where they nestle are accessible only bydiving along the narrow paths. The charm of Lidis lies on the twin islands of almost equal size and three or four islets to the south.
Islanders can walk to explore the real, mysterious, and charming ambiance created by nature.
Currently Lidi, is the home of the Warden Unit of Petra Islands National Park. Accommodation has been built and camp grounds are provided for visitors for overninght stay. From both places , a fisherman's boat can be hired with reasonable prices to take visitors to the twin islands. The trip is guaranteed to be worth the money. This is a group of islands in the Phetra Islands National Park, situated about 22 kilometers from Pak Bara Pier.