Khao Yai Natural Spring, also known as Ban Tha Chang Spring, is a crystal-clear natural pool located near Khao Yai National Park in Nakhon Ratchasima province.

The water is beautifully turquoise and clear all year round, with gentle bubbles rising from the underground source — creating a calm and refreshing atmosphere. It’s a perfect spot for relaxing, swimming, or capturing stunning nature photos.

Location: Ban Tha Chang, Moo Si Subdistrict, Pak Chong District, Nakhon Ratchasima
Highlights: Cool, clear water all year long and surrounded by lush greenery