Yes, it's quite dark underground at Mammoth Cave National Park in Kentucky, and now there's proof that it also gets quite dark aboveground at the park.

Grand Teton National Park officials want visitors and local residents to drive carefully through the park, especially after dark when it's difficult to see wildlife crossing roads.

Beginning November 10, the cost of Fiery Furnace tickets in Arches National Park as well as backcountry and river permits in Canyonlands National Park will increase to help fund essential maintenance projects and staffing at the parks, the National Park Service said.

The National Park Service and the American Indian Alaska Native Tourism Association have agreed on a cooperative agreement to help facilitate regular, robust, and meaningful dialogue between tribes and the Park Service. Strengthening relationships with tribal governments is a cornerstone of the Biden-Harris Administration and this partnership aims to ensure that the perspectives, voices and traditions of indigenous communities are incorporated into exhibits, outreach and cultural tourism programs in national parks.