Final answer:
Isle Royale National Park is a federal reserve found in Michigan, known for its rugged wilderness and wildlife, accessible only by water or air transport.
Step-by-step explanation:
Isle Royale National Park is a federal reserve located in the state of Michigan. Situated in Lake Superior, it is composed of Isle Royale itself along with approximately 400 surrounding smaller islands.
This remote park is renowned for its rugged natural beauty, extensive forests, and a diverse range of wildlife including wolves and moose. Offering a serene getaway, it is accessible only by boat or seaplane.