According to the DCNR, the 121 state parks in Pennsylvania are on more than with some 606 full-time and more than 1,600 part-time employees serving approximately 36 million visitors each year. Admission to all Pennsylvania state parks is free, although there are fees charged for use of cabins, marinas, etc. Pennsylvania's 121 state parks offer "over 7,000 family campsites, 286 cabins, nearly 30,000 picnic tables, 56 major recreational lakes, 10 marinas, 61 beaches for swimming, 17 swimming pools" and over 1,000 miles (1,600 km) of trails.