Twin Cedars Park Camp sits on the shore of Marble Lake near Cloyne in Eastern Ontario, accessible from Highway 41 north of Napanee via Highway 506 and Marble Lake Road. The privately owned campground operates from May 1st through Canadian Thanksgiving weekend.

The park offers 130 full-service seasonal campsites with electrical, water, and sewer hookups, along with 10 overnight campsites for shorter stays. Two rental cottages are also available.

Marble Lake provides fishing and swimming, and the campground hosts organized events alongside nearby local attractions.