An acquired taste of human food by a black bear has forced the overnight closure of Sand Island at Apostle Islands National Lakeshore in Wisconsin.

A scan of news from across the National Park System shows a need for a new lodging concessions at Glacier Bay National Park, a problem with personal hygiene on Mt. McKinley in Denali National Park, and an explosive situation at Assateague Island National Seashore.

The Martin Luther King Jr. National Historic Site takes up several city blocks in downtown Atlanta. Several buildings, gardens, statues, walkways tell the story of the Civil Rights icon.

There will be lots to do this Fourth of July holiday at Mount Rushmore National Memorial -- music, patriotic tributes, and presidential re-enactors -- but no fireworks due to the fire danger in the surrounding forests.