1. Phnom Bakheng is a temple located on a hill in the Angkor Archaeological Park near Siem Reap, Cambodia. It was built in the late 9th or early 10th century by King Yasovarman I as a Hindu temple dedicated to Shiva. Later, it was transformed into a Buddhist temple. The temple is made of sandstone and features five tiers, with a central sanctuary at the top. Visitors can climb to the top of the temple to enjoy panoramic views of the surrounding area, including Angkor Wat.

2. The temple is open daily from 5:00 AM to 7:00 PM. There is no phone number available for Phnom Bakheng.

3. Visitors to Phnom Bakheng need to purchase an Angkor Pass to enter the Angkor Archaeological Park. The cost of the pass depends on the duration of the visit and ranges from $37 for a one-day pass to $72 for a seven-day pass. The pass can be purchased at the main entrance to the park or online. To get to Phnom Bakheng, visitors can take a tuk-tuk or rent a bicycle from Siem Reap. The temple is located approximately 1.5 kilometers from the entrance to the park, and visitors need to climb a steep hill to reach the temple.