Home to waterfalls, reservoirs and forests, the park is located near the cave temple Wat Phra Puttachai.

Namtok Sam Lan National Park is located about 6 kilometres (4 mi) south of Saraburi town.

[2] During World War II, the Japanese Army occupied and used this area as an encampment, entailing the destruction of some of the park's forests.

[3] Birds include brown shrike, greater coucal, green-billed malkoha, Javan pond-heron, long-tailed shrike, Oriental magpie-robin, plain prinia, plaintive cuckoo, puff-throated babbler, red junglefowl, sooty-headed bulbul, streak-eared bulbul, western koel and white-rumped shama.

[3] Avian life is believed to have once included the white-eyed river martin, a native of northern Thailand now considered extinct.