King Mongkut's Science Park is a triple buildings, consisting of the Phanthiwatit, Phanpinit Chantra and Daratassani Building. At the front of the buildings is an observatory which is a replica of the Chadchavarn Viangchan Observatory in Phetchaburi Province. It is a 7 storey building that the topmost floor is a viewpoint. Inside the building, there are exhibitions on astronomy, space and science along with the biography of the King Rama IV.

Ao Manao is one of the tourist attractions in Mueang District, Prachuap Khiri Khan Province. It is about 5 kilometers from Mueang District. Ao Manao area has beautiful scenery, where is a suitable place for relaxing, accommodation is provided for tourists. Ao Manao is under the supervision of Wing 5, Royal Thai Air Force and was once a battlefield during World War II.

Khao Chong Krachok is a symbol of Prachuap Khiri Khan city which is full of many specialties such as being one of the best viewpoints in Prachuap Khiri Khan. The walk up to Khao Chong Krachok has 396 concrete steps, and along the way, you will meet many monkeys.

Waghor Aquarium is a part of King Mongkut's Memorial Park of Science and Technology with a total exhibitions area of 3,600 square meters. Inside the building are exhibits of colorful aquatic animals, both freshwater, brackish water, and seawater. There are six zones, namely The Miraculous Underwater World, From Great Mountains to the Streams, The Colorful Sea, Underwater World Disclosure, Aquatic Animal's Specimens Museum, and Activities Visitors Can.

The City Pillar Shrine is located on Sala Road, Muang District, Prachuap Khiri Khan, near the foot of Khao Chong Krachok. Built with the Lopburi art style, the city's main body is carved in exquisite patterns. The top is carved into four faces and four heads, which is a place of worship for the townspeople and tourists. It is one of the most beautiful city pillar shrines in Thailand. It was built during the reign of Amnuay Thaiyanon, the governor of Prachuap Khiri Khan Province, under the supervision of the Prachuap Khiri Khan City Pillar Shrine Foundation. King Rama 9 let his son established the pillar for good luck in August 20, 1994.