Chaloem Rattanakosin National Park (), also known as Tham Than Lot National Park (อุทยานแห่งชาติถ้ำธารลอด), is a national park in Kanchanaburi Province, Thailand. The park, featuring mountains, caves and waterfalls, is part of the Western Forest Complex protected area.

Geography Chaloem Rattanakosin National Park is located north of Kanchanaburi town in Nong Prue District. With an area of 36,875 rai ~ , it is the smallest park in Kanchanaburi Province.

The highest peak of the park's mountains is Khao Kamphaeng with a height of .

History Artefacts and human remains, thought to be from invading Burmese soldiers at end of the Ayutthaya Kingdom period, have been discovered in the park.

On 12 February 1980, Chaloem Rattanakosin was designated Thailand's 17th national park.

Attractions The park's main attractions are its cave systems. long Tham Than Lot Noi features many large stalactites and stalagmites. Tham Than Lot Yai also features stalactites and stalagmites in addition to being a site where ancient skeletal remains and weapons have been found.

Chaloem Rattanakosin also features some waterfalls. Than Thong is a waterfall of 15 levels. Than Ngoen is a smaller waterfall of seven levels.

Flora and fauna The park's forests consist of dry evergreen, dipterocarp, deciduous and bamboo forest. Tree species include Pterocarpus macrocarpus, Afzelia xylocarpa, Hopea odorata and Dipterocarpus alatus.

Animal species include tiger, leopard, banteng, gaur and gibbon. Bird life includes oriental pied hornbill, francolin, Tickell's blue flycatcher and coppersmith barbet. A notable inhabitant of the park is a rare barking tree frog, whose croak resembles a dog's bark.

Location Chaloem Rattanakosin National Park in overview PARO 3 (Ban Pong)  National park  1 Thai Prachan  2 Chaloem Rattanakosin  3 Erawan  4 Khao Laem   5 Khuean Srinagarindra  6 Lam Khlong Ngu  7 Phu Toei  8 Sai Yok  9 Thong Pha Phum  Wildlife sanctuary 10 Mae Nam Phachi 11 Salak Phra 12 Thung Yai Naresuan West    Forest park 22 Phra Thaen Dong Rang 23 Phu Muang 24 Tham Khao Noi  Non-hunting area 13 Bueng Kroengkawia–Nong Nam Sap 14 Bueng Chawak 15 Khao Pratap Chang 16 Phantai Norasing 17 Somdet Phra Srinagarindra 18 Tham Khang Khao–Khao Chong Phran 19 Tham Lawa–Tham Daowadueng 20 Wat Rat Sattha Kayaram 21 Wat Tham Rakhang–Khao Phra Non

See also List of national parks of Thailand DNP - Chaloem Rattanakosin National Park List of Protected Areas Regional Offices of Thailand

References