We give bikes for rent in Side area. You should come to meeting point to take the bike/s and give your ID card or passport. Meeting point is exactly showed on the map.
There is a long bike path from meeting point till the Sorgun Forrest, Titreyen Lake and Manavgat River more than 10km. On the return way you can explore Side Beach, Apollon Temple and Side Harbor (old streets of Side). After this break you should walk about 500metres, cause this street is closed to all kind of vehicles.
When you connect to traffic again you will come to in front of Greek Amphitheater. If you want you pay the skip the line and explore it by yourself.
At the end of the day you will come to meeting point and take your documents back.