Montana's Glacier National Park is known for its stunning geological features, including 700-plus lakes
Nature lovers flock to Yellowstone each summer to watch Old Faithful's awe-inspiring eruptions
Summer is the busiest time to visit Arizona's Grand Canyon
San Diego's plethora of shorelines make it an appealing summer vacation spot.
The roughly 310,000-acre Grand Teton National Park is also an affordable getaway.
Bay Area summers are foggy and chilly compared to other parts of the country
Bar Harbor, Maine, is a tranquil paradise praised for its coastal beauty.
With activities like hiking, camping, and canoeing, the Adirondacks is like a 6 million-acre summer camp.
Seattle sees its best weather this time of year, with less rain and warmer temperatures.
Outer Banks fills to the brim in summer with beachgoers looking to relax.