South of Sarasota and southeast of Venice, the North and South Loops are each 6 mile mountain biking routes through the 8,500 acre Myakka State Forest.
To reach the mountain biking trailhead from US75, use Exit 191 (aka Exit 34). Head south on River Road for 9.5 miles. Turn left into the forest. The trailhead is down the dirt road one mile.
Overall, North / South Loops is the 51st most popular mountain bike trail of all 58 mountain biking rides in Florida.