As the leaves begin their colorful transformation and a crispness fills the air, October presents an ideal opportunity to explore the natural wonders of the United States. With fewer crowds and comfortable temperatures, a long weekend provides the perfect window to discover the diverse landscapes preserved within our National Park system. Here are six national parks to consider for an unforgettable autumn escape:

1. Shenandoah National Park, Virginia

For a classic fall foliage experience, Shenandoah National Park is hard to beat. Skyline Drive, which stretches over 100 miles along the crest of the Blue Ridge Mountains, becomes a scenic byway ablaze with fiery reds, oranges, and yellows. Hike a portion of the 500 miles of trails, such as Stony Man or Dark Hollow Falls, to immerse yourself in the colorful mountain views. Peak foliage typically arrives between late October and early November, but you can monitor the color changes through weekly reports and live webcams provided by the National Park Service and the Virginia Department of Forestry.

2. Great Smoky Mountains National Park, Tennessee & North Carolina

The Great Smoky Mountains National Park earns its reputation as one of the best places to witness fall foliage. With a diverse range of tree species, the park's ridges transform into a stunning display of red, gold, orange, and even violet hues from mid-October to early November. Drive along Newfound Gap Road for panoramic vistas, hike to Clingmans Dome for a bird's-eye view of the colorful landscape, or explore quieter trails like the Little River Trail.

3. Acadia National Park, Maine

Combine coastal scenery with vibrant fall colors at Acadia National Park. Early to mid-October marks the peak of leaf season, offering a striking contrast between the fiery red maples and the rugged granite cliffs along the Atlantic Ocean. Hike Cadillac Mountain for sunrise views, walk the Jordan Pond Path to admire the reflections of fall colors in the water, or bike along the scenic carriage roads.

4. Rocky Mountain National Park, Colorado

Witness the elk rut and golden aspen forests at Rocky Mountain National Park in October. The haunting bugles of bull elk echo through the park as they gather harems, offering a unique wildlife spectacle. Drive along Trail Ridge Road (if open) to experience the fall colors at higher elevations, or hike to Bear Lake for stunning views. Note that timed entry reservations may be required to enter the park during certain hours until mid-October.

5. Zion National Park, Utah

Escape the summer heat and enjoy pleasant hiking weather in Zion National Park. The cottonwoods along the Virgin River turn golden, creating a beautiful contrast with the red canyon walls. Hike the iconic Angels Landing or The Narrows, or explore shorter, family-friendly trails. October sees fewer crowds than the summer months, allowing for a more peaceful experience.

6. Yosemite National Park, California

Yosemite National Park offers a unique experience in October as the summer crowds thin and the weather remains ideal for hiking. While most of the park's trees are evergreen, you can still find spectacular fall colors as big-leaf maples and black oaks turn yellow, orange, and red. Hike to Eagle Peak for breathtaking views, or drive along Glacier Point Road (if open) to see the valley from above.

Whether you seek vibrant fall foliage, unique wildlife encounters, or stunning desert landscapes, these six national parks offer a diverse range of experiences for an unforgettable long weekend getaway. Remember to check the National Park Service website for the latest information on conditions, closures, and any necessary permits or reservations before your visit.