Frequent national park visitors are often aware of potential dangers such as wild animals, hot weather, and getting lost on hiking trails. But ahead of the busy summer season, park officials at national seashores and national lakeshores are warning of something that might not be as familiar: Rip currents.

Great Basin National Park’s Lower Lehman Creek Campground has closed to facilitate a major renovation and expansion expected to improve the visitor experience and expand year-round camping opportunities in the park.

Be sure to pack your patience if you're heading to a national park over Memorial Day Weekend, as many parks are expecting crowds.

Just in time for Memorial Day Weekend, a new approach to recycling litter and waste has been set up in Grand Teton National Park at the Colter Bay Campground.