The Central Thailand is made up of 22 provinces and Bangkok is one of them. Geographically, this is Thailand's heartland, extending from Lop Buri in the north and covering the rice bowl of the Central Plains around the Chao Phraya River. The 22 provinces that comprise the Northeast are Ang Thong, Bangkok, Chachoengsao, Chai Nat, Kanchanaburi, Lop Buri, Nakhon Nayok, Nakhon Pathom, Nonthaburi, Pathum Thani, Phetchaburi, Phra Nakhon Si Ayutthaya, Prachin Buri, Prachuap Khiri Khan, Ratchaburi, Sa Kaeo ,Samut Prakan, Samut Sakhon, Samut Songkhram, Saraburi, Sing Buri and Suphan Buri.read more..

Sunthorn Phu, Thailand's Greatest Poet, described Koh Kaew Pitsadan (the magical crystal island), which is believed to be the present Koh Samet, in his famous Thai literature "Phra Aphai mani" as a beautiful crystal white sandy beach that Prince Aphai Mani is rescued with the help of a mermaid from the clutches of a lovelorn female giant.read more..

Chumphon islands are at close proximity to mainland coast, comprises of 40 small island. Most of them are limestone islands with beautiful beaches, coral reefs in both deep and shallow water.read more..

Underwater World Pattaya
At Underwater World Pattaya, visitors are taken on a "voyage to the bottom of the sea", which begins at the sandy beaches and shallow rock pools at the water's edge. From here, they start their descent, passing brightly colored corals and all kinds of exotic ocean-dwellers along the way. Finally they come to a spectacular 100 meter-long tunnel with acrylic windows, home to great shoals of fish, prowling predators and a host of other creatures that inhabit the ocean depths.read more..

Koh Mak is located in the East of the Gulf of Thailand, between Koh Chang and Koh Kood, about 38 kilometers from the coast. Koh Mak is the third biggest island of the Mu Koh Chang National Park after Koh Chang and Koh Kood, with an area of 16 square kilometers; it is mostly flat.read more..

Koh Chang is the largest island in Trat and the second largest island in Thailand with an area 429 square kilometers. It is a mountainous island with several rainforest and waterfalls. Koh chang is part of the Mu Koh Chang National Park. Mu Koh Chang National Park comprises of 52 small islands covering area of 650 sq. Kms.read more..