Tham Khao Phlu Hot Spring is a natural heritage site situated in the Kanchanaburi province of Thailand. From the bank of the Kwai Noi river, visitors can take a relaxing dip in the thermal mineral waters of the hot spring that are rich in sulphur and other minerals known to have therapeutic effects. The pool is well maintained with an impressive wooden deck for sunbathing and luxuriating. People from all walks of life have been flocking to this over-a-century-old attraction, experiencing its healing powers and appreciating its freshness and tranquility. With its picturesque view of the mountain ridges and nearby river, it is no wonder why this place remains one of the most popular destinations for travelers and locals alike.