Public gym and public exercise are becoming more and more popular in Phnom Penh among those who are interested in improving their health through outdoor exercise. The Riverside Public Gym is one of the newest communal fitness center located on Preah Sisowath Quay near Amanjaya Hotel. The gym consists of 13 different types of exercise equipment and is free for everyone. Next to the public gym you can find aerobics and dance classes during evenig time (5.30-6 pm to 8.30pm) but these will cost you about 1000 Riel (o,25 USD) to join.
The most popular area in Phnom Penh to do outdoor exercise is in the Wat Bottom Park by the Cambodia-Vietnam Friendship Monument. Every night, hundreds of Cambodians gather to do aerobics, play football or badminton, exercise or just walk around. it is located on Street Sothearos Blvd, in front of Hong Kong Center, close to Independence Monument.
If you want to do aerobics or dance just pay 1000 riel in person no matter residence or expats. Normally they start from 6 pm to 8:30 pm.