Phu Phra Bat Historical Park is located in the northeastern part of Thailand, in the province of Udon Thani. The park covers an area of approximately 1,200 hectares and contains a variety of ancient structures, including rock formations, cave paintings, and ancient ruins. The park is known for its unique rock formations that resemble ancient structures and its beautiful natural surroundings.

The park contains a number of significant historical and archaeological sites, including ancient settlements, temples, and shrines that date back to the Dvaravati and Khmer periods. One of the most significant structures in the park is the Phra That Phu Phra Bat, a large chedi that is believed to have been built during the 9th or 10th century. The chedi is built on top of a hill and provides a stunning view of the surrounding landscape.

Other important structures in the park include the Khao Pla Ra Cave, which contains a number of beautiful stalactites and stalagmites, and the Ban Phue Archaeological Site, which contains the ruins of an ancient Khmer temple. The park also contains a number of hiking trails that allow visitors to explore the natural beauty of the area.