Lake Fairfax is a beautiful park located in Reston, Virginia. The park is a popular destination for outdoor enthusiasts due to its numerous recreational activities. Visitors can engage in hiking, biking, fishing, camping, picnicking, and boating on the lake. The park has several picnic areas and shelters, a carousel, and a water park with several water attractions.

Lake Fairfax is home to several unique species of wildlife, including beavers, red foxes, deer, and birds. The park also has several historical sites, including the Old Farmhouse and the Mill. The Mill was built in the 1800s and is one of the few remaining working mills in the area. There are also several hiking trails in the park, including the 4.5-mile Cross County Trail that runs through the park.

The best time to visit Lake Fairfax is during the summer months when the water park is open, and the weather is perfect for outdoor activities. However, the park is open year-round, and visitors can enjoy hiking and other activities during the cooler months.

Overall, Lake Fairfax is a must-visit destination for anyone looking to explore the natural beauty of Virginia. Its stunning scenery, diverse wildlife, and numerous recreational activities make it an excellent choice for a day trip or weekend getaway.