Oleta River

The Oleta River, situated north of Miami, drains the northern Everglades into Biscayne Bay, allowing freshwater to reach the Atlantic Ocean. Today, it is the only natural river in Miami-Dade County that has not been dredged and channelized. Its seven miles (11 km) of shoreline are largely undeveloped, making the Oleta River Corridor a vestige of wilderness in a matrix of urbanization.
Between the Everglades and Biscayne Bay, over six miles (9.7 km) of trail have been developed for use by off-road vehicles: slightly more than a mile of expert singletrack, a half-mile of intermediate singletr...