800 000 8 million 18 million 1.8 million
Rockies Appalachia Sierra Nevada Cascade Mountains
Royal Gorge Bridge New River Gorge Bridge Coronado Bridge Millau Bridge
Ohio River Kanawha River Monongahela River Potomac River
Gem State First State Mountain State Evergreen State
The Venetian The Fairmont The Greenbrier The Peninsula
Parkersburg Clarksburg Charleston Beckely
25 % 50% 75 % 5%
Interstate 64 Interstate 81 Interstate 70 Interstate 77
