Charging international visitors more to visit some of the national parks will bring in an estimated $90 million, according to the Department of Interior.

Currently, all national park visitors are subject to the same entry fee structure, but the Trump administration wants to ...

The challenge of getting to Isle Royale National Park, which is only accessible by seaplane, ferry service or personal watercraft, likely contributes to it being one of the least visited national ...

Isle Royale National Park is an island chain in northwestern Lake Superior north of Michigan's Upper Peninsula. There are more than 400 islands, some tiny, that make up the archipelago.

Isle Royale National Park is an island chain in northwestern Lake Superior north of Michigan's Upper Peninsula. There are more than 400 islands, some tiny, that make up the archipelago.

Isle Royale National Park is an island chain in northwestern Lake Superior north of Michigan's Upper Peninsula. There are more than 400 islands, some tiny, that make up the archipelago.

Isle Royale National Park is an island chain in northwestern Lake Superior north of Michigan's Upper Peninsula. There are more than 400 islands, some tiny, that make up the archipelago.

The Isle Royal National Park is a remote island wilderness in the middle of Lake Superior in Michigan. It is only accessible by ferry, seaplane or private watercraft, according to the NPS.