The Department of the Interior is requiring the National Park Service to post signs nationwide by June 13 asking visitors for feedback on any information they feel misrepresents American history.

Nearly a dozen billboards have appeared around Cedar Rapids this week as part of a national campaign targeting federal cuts to the National Park Service under the Department of Government ...

Signs installed earlier in National Parks earlier in June asked for feedback on signs "that are negative about past or living Americans." Comments viewed by NPR didn't provide the requested feedback.

Robb Lamer, a Grand Rapids area resident, spent seven days hiking at Isle Royale National Park. His trip ended about two weeks before the bodies of two campers were discovered.