Thailand's national parks cover over 25,000 square kilometres. National Parks are evenly spread throughout the kingdom, such places afford nature lovers opportunities to enjoy Thai flora and fauna in unspoiled surroundings. There are number of National Parks located close to Hua Hin.
Khao Sam Roi Yot (means three hundred peaks) - it is Thailand's first marine national park. Located 35 miles south of Hua Hin, between Pranburi and Kuiburi, the park opened in 1966 and preserves some of the country's finest shoreline habitat, including sprawling marshes filled with water fowl. More than 200 bird species have been sighted in the nearly 100-square-kilometer park, along with monitor lizards, mongooses, deer and goat-antelope. There is also chance to spot a horne (pictured on the left).
Kaeng Krachan National Park was established in 1981, the 28th National Park in Thailand. It is the largest national park in Thailand, with 1,821,875 rai (2,915 square kilometers) of forest in the watersheds of the Phetchaburi and Pranburi rivers. It includes portions of Amphur Nong Ya Plong, Amphur Kaeng Krachan, and Amphur Tha Yang in Phetchaburi Province and of Amphur Hua Hin in Prachuab Khiri Khan Province. The Kaeng Krachan area includes a reservoir lake, beautifual scenery, waterfalls, caves, mountains.It is almost entirely covered with evergreen forest, which supports ecologically, economically and scientifically valuable plants and animals, including many wild elephants. The park is an excellent place for recreation and education, and it is carefully protected.