The Appalachians: America's Oldest Mountains and the AT¶

The Appalachians are among the oldest mountains on Earth — once taller than the Himalayas, now worn to gentle peaks perfect for hiking. Home to the Appalachian Trail, Great Smoky Mountains, Blue Ridge Parkway, and vibrant fall foliage, this range is the most accessible mountain experience in eastern North America.

Introduction¶

The Oldest Mountains in the World¶

Geology and Formation¶

From Himalayan Heights to Gentle Ridges¶

480 Million Years of History¶

Northern Appalachians¶

White Mountains — Presidential Range¶

Green Mountains of Vermont¶

Adirondacks — 46 High Peaks¶

Central Appalachians¶

Shenandoah and Blue Ridge¶

New River Gorge¶

Southern Appalachians¶

Great Smoky Mountains¶

Blue Ridge Parkway¶

Mount Mitchell — Highest in the East¶

The Appalachian Trail¶

2,190 Miles from Georgia to Maine¶

Thru-Hiking Culture¶

Fall Foliage¶

Peak Foliage Dates by Section¶

Best Viewpoints¶

Practical Planning¶

Best Months¶

Wildlife — Bears, Snakes, and Ticks¶