5 Best Adventure Vacations in the U.S.
YELLOWSTONE Yellowstone is a national park wilderness recreation area atop a volcanic hot spot. Yellowstone has beautiful canyons, alpine rivers, lush forests, hot springs and gushing geysers. You can also hike around and see hundreds of animal species, including bears, wolves, bison, elk and antelope. GRAND CANYON The Grand Canyon is layered bands of red …