Douglas State Forest is a 5,907-acre forest that borders Connecticut and Rhode Island, offering varied hiking experiences for multiple difficulty levels. The forest features22 trails with an average 4.4-star rating, ranging from easy to challenging. The most popular trail, Midstate Trail Waterfall Loop, spans 3.7 miles with 295 feet of elevation gain, while the longest trail, Ridge-Wallis-Mid State Trail, extends 12.6 miles. Key scenery highlights includelake views at the beginning of many trails, particularly around Wallum Lake, diverse forest types, and a rare example of Atlantic White Cedar swampland accessible via a boardwalk trail. Notable features include a 7.8-mile section of the 92-mile-long Midstate Trailandthe tri-state marker where Connecticut, Massachusetts, and Rhode Island meet. The forest also providesfishing, swimming, boating, picnicking, and restricted hunting opportunities.