Camp Loop D is a popular camping area located within the Green Ridge State Forest in Maryland. The area offers spectacular views of the surrounding forest and mountains, making it a great place to relax and connect with nature. The campground is situated near several points of interest, including the Potomac River, which provides ample opportunities for fishing and swimming. The nearby Town Creek Aqueduct is also worth a visit, as it is the longest aqueduct on the Chesapeake and Ohio Canal.

The campground itself offers basic amenities such as picnic tables, fire rings, and restrooms. There are also several hiking trails in the area, including the Limestone Trail, which offers stunning views of the forest and surrounding mountains.

Interesting facts about the Green Ridge State Forest include that it is the second largest contiguous tract of public land in Maryland and was established in 1991. The forest is home to a wide variety of wildlife, including black bears, beavers, and bald eagles.

The best time of year to visit Camp Loop D is in the fall, when the temperatures are mild and the foliage is at its peak. Average temperatures during this time range from the mid-60s to the low 70s. However, the campground is open year-round and visitors can enjoy winter activities such as cross-country skiing and snowshoeing.

Sources:
- Department of Natural Resources. (2021). Green Ridge State Forest. https://dnr.maryland.gov/forests/Pages/publiclands/western_greenridge.aspx
- Hiking Project. (n.d.). Limestone Trail. https://www.hikingproject.com/trail/7088613/limestone-trail
- Maryland Department of Commerce. (2021). Maryland State Parks and Forests. https://open.maryland.gov/maryland-state-parks-and-forests/