Khao Yai National Park is one of Thailand's largest national parks, located about 100 kilometers northeast of Bangkok. Established in 1962, it covers over 2,000 square kilometers and is part of the Dong Phayayen-Khao Yai Forest Complex, a UNESCO World Heritage Site. The park is known for its diverse ecosystems, including tropical rainforests, grasslands, and waterfalls. Home to a variety of wildlife, Khao Yai is inhabited by species such as elephants, gibbons, and hornbills. Visitors can enjoy activities like hiking, birdwatching, and exploring scenic viewpoints. The park's rich biodiversity and stunning landscapes make it a popular destination for nature lovers.