The US National Whitewater Center, located in Charlotte, North Carolina, is an adventure-packed destination that offers a wide range of outdoor activities and attractions. This summary is based on information gathered from multiple independent sources to ensure accuracy.

Reasons to Visit:
1. Whitewater Rafting: The center is renowned for its world-class whitewater rafting facility, featuring a man-made river with various difficulty levels for rafters of all skill levels.
2. Outdoor Adventure Activities: Visitors can enjoy a plethora of outdoor adventure activities, including kayaking, paddleboarding, zip-lining, rock climbing, mountain biking, and hiking.
3. Outdoor Festivals and Events: The center hosts numerous festivals and events throughout the year, such as live music concerts, races, film screenings, and outdoor yoga sessions.
4. Educational and Team Building Programs: The center offers educational programs focused on outdoor skills and environmental stewardship. Additionally, it provides team-building programs suitable for corporate groups, schools, and other organizations.

Points of Interest:
1. The Whitewater Channel: The main attraction at the center is the man-made whitewater river, which stretches over 700 meters and features a variety of rapids for rafting enthusiasts.
2. Canopy Tour: The canopy tour takes visitors on an exhilarating zip-lining adventure through the treetops, offering breathtaking views of the surrounding area.
3. Climbing Center: The climbing center boasts a 46-foot tall climbing wall with various challenging routes for climbers to test their skills.
4. River Jam: River Jam is a popular summer concert series held every Thursday and Saturday evening, featuring live music performances by local and national artists.

Interesting Facts:
1. The US National Whitewater Center was established in 2006 and is a non-profit organization dedicated to promoting outdoor recreation and environmental conservation.
2. The center covers approximately 1,300 acres along the Catawba River and offers over 30 activities and amenities for visitors to enjoy.
3. It was the official training site for the US Olympic Whitewater team during the 2012 London Olympics.
4. The center has served as a host venue for numerous national and international competitions in whitewater sports.

Best Time of Year to Visit:
The US National Whitewater Center is open year-round, and the best time to visit depends on personal preferences. Summer (June to August) is the peak season, offering pleasant weather and a vibrant atmosphere. However, spring and fall are also great times to visit, as the temperatures are mild and the surrounding foliage adds beauty to the outdoor experience. Winter, while less crowded, still offers activities such as ice skating and cold-weather races.

Please note that it is always recommended to check the official website or contact the US National Whitewater Center directly for the most up-to-date and detailed information before planning a visit.