Picnic table and grills are located at some of the access points and near a few of the historic sites. Informal picnicking is allowed along the canal. Open fires are not permitted. Charcoal fires are restricted to the grill in the picnic areas.

The towpath and multi-use trails are great for all ages and physical abilities. Both the Main Canal Trail, which runs 34 miles in length, and the Feeder Canal Trail at 31.5 miles are ADA accessible.

Prallsville Mills, Route 29, Stockton

This charming 19th-century mill complex contains both grist and linseed oil mills. The site is leased and operated by the Delaware River Mill Society, which sponsors concerts and other programs on site. For information about programs, call (609) 397-3586.Griggstown, Franklin Township, Somerset County

The wooden canal bridge, the Mule tender's Barracks, the Bridge tender's House and station and the site of the Griggstown Mill are situated along the canal. Canoes can be rented at a private canoe rental concession on the canal. The Griggstown Lock is less than a mile south on the towpath. A short walk brings you to grassy fields with picnic tables and grills.Blackwells Mills, Franklin Township, Somerset County

The Bridge tender's House, wooden bridge and mill site are reminders of the area's active past. Several annual events are held at the house. Picnic tables and grills are located around a large field with views of the river. This historic site provides access to the canal, towpath and river.

Griggstown and Blackwells Mills are located between the Millstone River and the D&R Canal and can be reached off Route 533, Millstone River Road in Hillsborough or from Canal Road in Franklin Township. Both historic sites provide access to the Millstone River as well as the canal and towpath.

The park office is a short walk south on Canal Road from Blackwells Mills. Trail heads for Six Mile Run Reservoir are near the office. Horse trailer parking is available.

Cook Natural Area (26 acres)

This area displays a deciduous lowland hardwood forest adjacent to the Heathcote Brook in Kingston. A short trail takes visitors to the forest and small ponds.Six Mile Run, Franklin Township, Somerset County

The Six Mile Run Reservoir Site, is one of Central New Jersey's most hidden recreational resources for hiking, biking, and horseback riding. The 3000 acre reservoir site, rich in cultural and historic significance, is also a valuable oasis of wetlands, forests, farmlands and old fields.

Parking is available in designated parking lots along the canal towpath. The main canal runs from Trenton to New Brunswick with a break at the Route 1 crossing. The feeder canal stretches from Trenton north to Frenchtown along the Delaware River.

The park office is located at 145 Mapleton Road.From Route 1Exit at Route 522 east (Ridge Road) heading towards the town of Kingston for approximately 1 mile. Make a left turn onto Division Street. At the stop sign turn left onto Academy Street (Academy Street becomes Mapleton road). The park office and Mapleton Preserve is located .2 miles on the left side of the road across from the Mapleton Nurseries.

From Route 27:Turn onto Academy Street at the traffic light in Kingston (across from the Kingston Cemetery). Academy Street becomes Mapleton road as it heads towards route 1. The park office and Mapleton Preserve is located .3 miles on the left side of the road across from the Mapleton Nurseries.