Go stargazing at this state park in Pocahontas County, West Virginia, that is home to the largest designated dark-sky zone east of the Mississippi River.
Go railbiking through Versailles, Kentucky, along the tracks of the 1888 Louisville Southern Railroad to explore the Bluegrass State in a new way.
Catch a glimpse of the rare Kirtland's warbler in Grayling, Michigan, during the species' annual migration north each spring.
Standing along the Lake Erie shore since 1873, this lighthouse in Erie, Pennsylvania, is brimming with maritime history.
Created for the Century of Progress Exhibition in the 1930s, this 105-acre Michigan City, Indiana, park features more than two dozen themed gardens.
Take a hike through this state park in Spencer, Tennessee, to see Fall Creek Falls. The rushing waters plunge from 256 feet, making it the highest waterfall in the eastern United States.
Go for a tubing adventure in Ludington, Michigan. The journey ends at a Lake Michigan beach perfect for swimming and sunbathing.
This Mountain State treasure spanning portions of Grant, Randolph and Tucker counties in West Virginia covers 17,000 acres filled with panoramic views and miles of trails to explore.
Traverse the longest underground suspension bridge in the world at this Horse Cave, Kentucky, attraction and take a guided tour to one of the largest free-standing cave domes in the country.
This former fire tower located on a mountaintop in Waiteville, West Virginia, is now a scenic lookout point along the Appalachian Trail where volunteers track the migration of raptors.