10 Best-Selling U.S. Tours & River Cruises

Read about 10 of our best-selling tours and river cruises in the U.S., listed below in no particular order. Click any link to see departure dates.

America's National Parks, 10 days with Globus -- This comprehensive itinerary explores two national parks plus iconic monuments and memorials like Mount Rushmore and the Crazy Horse Memorial. You'll also drive through the incredible Bighorn Mountains and visit gold rush towns like Cody, Jackson and Deadwood.

Autumn Colors, 9 days with Trafalgar -- After Boston sightseeing, travelers visit Lake Champlain Chocolates for artisan treats in Vermont, journey along the Kancamagus Scenic Byway through the White Mountain National Forest and spend time in seaside Bar Harbor.

Yellowstone & Grand Teton National Parks, 8 days with Tauck -- Memorable moments include a Snake River rafting trip, a stay at the Old Faithful Inn (a log-and-stone structure completed in 1904) and a chance to experience cowboy life at a Wyoming guest ranch.

Spectacular Alaska!, 10 days with Globus -- The natural splendor of the 49th state is celebrated on this tour: Spot otters and whales in Prince William Sound, view glaciers and orcas at Kenai Fjords and ride a train to Denali National Park, home to grizzlies and caribou. A 17-day version adds a Holland America cruise.

Classic Wyoming & South Dakota Parks including Yellowstone, 7 days with Gate 1 Travel -- Begin your trip with a visit to Mount Rushmore, then spend two days amid the geysers and wildlife of America's first national park, Yellowstone, before moving on to the glaciers and lakes of Grand Teton.

America's Canyonlands, 8 days with Tauck -- Zion, Bryce Canyon and Grand Canyon national parks are featured on this itinerary, with stays at well-located lodges within these preserves. The trip also includes a stop in Sedona, a flightseeing tour over Lake Powell and a float trip on the Colorado River.

America's Music Cities, 8 days with Collette -- Revel in the sounds of jazz, country, the blues and rock 'n' roll on a trip to some of America's most famous musical cities. Visit a jazz club in New Orleans, tour the Rock 'n' Soul Museum in Memphis and enjoy reserved seats at Nashville's Grand Ole Opry.

Wonders of the American West, 10 days with Insight Vacations -- From the mile-deep chasm of the Grand Canyon to the red and orange rocks of Bryce Canyon, this trip promises spectacular scenery. Guests explore Monument Valley aboard Jeep 4x4s and view sandstone landmarks from Canyonlands National Park's "Island in the Sky" mesa.

Charms of the South, 9 days with American Queen Voyages -- Travelers cruise the lower Mississippi River on a modern-day paddlewheeler, learning about Vicksburg's role in the Civil War and visiting 19th-century mansions in Natchez.

Columbia & Snake Rivers, 8 days with American Cruise Lines -- This cruise takes in the Pacific Northwest's rugged beauty, particularly along the Columbia River Gorge. Visit Mount St. Helens and sites associated with explorers Lewis and Clark and the Corps of Discovery.