Neak Pean temple is located on island in the centre a central pool surrounded by four smaller pools, all were dry on our visit. The island is encircled by two naga with intertwined tails giving the temple its name. In the pool is a figure with the body of a horse and a tangle of human legs relating to a legend that Avalokiteshvara saved a group of shipwrecked followers from an island of ghouls transforming himself into the flying horse Balaha. Water once flowed from the central pool via ornamental spouts into the four side pools. Pilgrims would visit the pool for ritual purification rites. Preah Khan temple was consecrated in 1191, and dedicated to Avalokiteshvara, the bodhisattva of universal compassion, and to the memory of the king's father. More than 15,000 people, monks and their servants, and other citizens lived in Preah Khan.The temple was a centre of medical research where experts of Khmer, Chinese, and Indian Ayurveda medicine joined together. Ta Som is a small compact temple, located at the north-east corner of the North Baray, this temple is rarely visited, a quiet and charming site. There is a huge tree overwhelming the east gopura. Banteay Srei is located 20 km north of Angkor near the first slopes of the Phnom Kulen. Banteay Srei, originally Isvarapura ("The 'City of Shiva'"), was erected by dignitaries, as a private temple, consecrated 968. The central and south towers are dedicated to Shiva, the north tower to Vishnu. Located far away from other monuments, it was forgotten and overgrown. It was re-discovered only in 1914, and restored 1924 to 1936. The name means 'Citadel of Women“ and shows the best of Angkorian art. The temple is cut from red sandstone, the interior buildings are covered in carvings and many are three-dimensional.