Top USA Natural Attractions in 2026

Discover the intriguing world beneath the surface on the Classic Cave Tour at Colossal Cave Mountain Park. This family-friendly tour spans half a mile and takes about 40 minutes, showcasing stunning stalactites, stalagmites, and other unique geological formations. Delve into the cave's rich history filled with legends of train robbers and ghosts while observing the local wildlife. Perfect for families, this tour requires no special gear—just come in comfortable shoes and be ready for an adventure in this captivating underground environment. - Guided tour lasting approximately 55 minutes - Explore fascinating geological formations and learn local legends - Suitable for families; recommended for ages 5 and up - Tours available daily on the hour, year-round, but space is limited.

Explore the stunning Colorado Rockies on an intimate small-group half-day tour led by a local guide. Enjoy scenic drives, short walks at picturesque stops, and breathtaking mountain views. Relax in a comfortable vehicle and experience the tranquility of lesser-known areas. Perfect for connecting with nature and discovering hidden gems.

With a 99% success rate, this is how you up your odds of seeing whales on your visit to Monterey. On board one of the industry’s most comfortable boats, you’ll float out to a protected sanctuary to view humpback whales, gray whales, blue whales, killer whales, sperm whales, and other wild creatures, including dolphins, sea turtles, sea lions, otters, and more.

Pre-book tickets to Lower Antelope Canyon to explore a wonderland of sandstone waves, slots, and whorls. Since tours of the canyon are led by Navajo guides, you’ll get a cultural perspective on the important site. In addition, guides know all the best angles for photographing the canyon in every kind of light conditions, ensuring you bring home the best possible images.

“Just magical. So awestruck and inspired.” Acclaimed artist Christopher Marley transforms nature's wonders—from colorful insects to fossils to sea life—into a stunning, immersive art, nature and science exhibit. It's beautiful, unforgettable, and uniquely curated for wonder. A stunning exhibit of thousands of ethically sourced specimens presented as breathtaking works of art.

Antelope Canyon is on private land within the Navajo Nation and can only be visited on guided tours. This experience grants admission and provides a Navajo-guided walking tour of Canyon X, a lesser-known section of Antelope Canyon known for its ‘X’ shape created by flood erosion and strong winds.

Discover the natural beauty of Lower Antelope Canyon, a slot canyon located in northern Arizona in Lake Powell Navajo Tribal Park. Lower Antelope Canyon is shallower than Upper Antelope Canyon, both of which are part of the Navajo Nation and require a guided tour; advanced reservations are highly recommended to check out this popular spot in Page.

Marvel at the highlights of Arches National Park in just hours without getting footsore with this unique scenic van tour from Moab. Savor unobstructed views of this protected land from the glass-enclosed van—which converts to an open-top, weather permitting—and break up the ride with several short, easy walks to iconic scenic overlooks including Park Avenue Trail. Learn about the park’s landscape and ecosystem from your guide as you explore by van and on foot, combining leisurely drives with short hikes.

Anakeesta is the premier mountain-top adventure park in the heart of the Smoky Mountains with unobstructed views of the mountains. Admission to the park is ALL DAY ACCESS. This means you can enter and leave the park as many times as you want. Guests love to experience it during the day, and come back at night. Included in general admission. Guests can: •Ride the NEW Crystal Express •Alternative Ride option to the top of the mountain includes our Ridge Rambler Truck which is ADA accessible •Walk among the trees on our TreeTop SkyWalk •NEW The FireFly Experience night adventure on the TreeTop SkyWalk •Explore 4 adventure course playgrounds for all ages •Climb the AnaVista Tower to get 360° views of the mountains from the highest point in downtown Gatlinburg •Wander in the Vista Gardens and find unique art installations •Enjoy family friendly live entertainment at three different stages throughout the park •Relax in rocking chairs and soak in unobstructed views of the mountains

Take an unforgettable boat ride in Monterey Bay to spot local marine wildlife, from humpback whales to Great white sharks to dolphins. This whale-watching adventure takes you to one of the best spots in the state to spot some of these majestic creatures. Sail over Monterey Bay Canyon, which is a nutrient-rich area known for attracting all kinds of underwater wildlife.

Located on Navajo Nation land in Arizona, Antelope Canyon is a slot canyon known for its remarkable rock formations and colors, making it a photographer's dream. With this entry ticket to Upper Antelope Canyon, you'll have access, which is only granted to members of the public with a Navajo guide. This portion of the canyon is at ground level, meaning you don't have to climb, so it's suitable for most visitors. Once inside, look up at the beams of sunlight that shine down from the sky. Note, you must arrive 1 hour before your entry time to check in.

Antelope Canyon is a popular destination, featuring one of the most photographed slot canyons in the country. Guarantee your entry at your preferred time slot by booking your entrance ticket and tour in advance. Then follow your Navajo guide around the site, and learn about the local history, cultural context, geological background, and where to take the best photo.

Get an unparalleled peek at the astronomical wonders of the Arizona night sky during this nighttime stargazing excursion. Led by professional astronomers, the tour includes an introduction to the solar system using a high-powered laser pointer. Use specialized telescopes to see close-up views of planets, galaxies, star clusters, and nebula.

You don’t have to venture into the San Juan Islands to see whales in their natural habitat—with this tour, you can board a whale-watching cruise right in downtown Seattle. Spend several hours onboard, looking for whales and learning about the area’s ecosystem from an expert naturalist. Food and beverages are available for purchase onboard.

Take an immersive tour of the Upper Antelope Canyon on this tour, led by a member of the Navajo community. Meet your guide at the canyon's office and take a shuttle to the entrance to the canyon for a walking tour that covers everything from the area's geology to its culture and history before returning to your starting point.

Avoid missing out and experience the beauty of Arizona's Upper Antelope Canyon with a prebooked admission ticket. Alongside a Navajo guide, walk through the narrow canyon and enjoy a kaleidoscope of colors as the sunlight hits the rocks in certain ways. Capture photos of the colorful canyon and learn how water erosion carved it over thousands of years.

Escape the hustle and bustle of the city for the day on this guided tour to Multnomah Falls and the Columbia River Gorge Waterfalls. Travel along the historic Columbia River Highway National Scenic Byway and stop at the magnificent falls of Multnomah, Latourell, and Bridal Veil.

Eighty feet below the surface in Texas Hill Country lies the Cave Without a Name, an extraordinary underground world of stalactites, stalagmites, soda straws, flowstones, cave drapery, and other terrestrial formations formed over thousands of years. Come early, pack a picnic, and enjoy on-site amenities such as a hiking trail, gift shop, and a gemstone/fossil sluice.

The Denver foothills are packed with some of Colorado's best sights, from Red Rocks Amphitheater to Lookout Mountain and scenic Lariat Loop. Throughout this half-day tour from Denver explore the scenic foothills, get panoramic views of the mountain surroundings, and stroll through small, historic towns before stopping in Golden for a coffee or craft beer. It's a quick escape from the big city buzz and a taste of life in the mountains just outside of "Mile High" City.

See San Francisco’s most famous waterfront landmarks from the water on a bay cruise that combines iconic views with onboard flexibility. Sail beneath the Golden Gate Bridge, pass Alcatraz Island, and take in panoramic views of the city skyline while listening to stories and insights through an app-based audio guide. With skip-the-line boarding and indoor and outdoor viewing areas, it’s an easy way to experience the bay from a different perspective.

Sedona has some of the most impressive sights in all of Arizona, but by going on big tours of the area, you can sometimes miss out on views by being blocked or by rushing through areas faster than you’d like to. This Sedona Self-Guided E-bike Tour allows you to explore Red Rock sights and the Tlaquepaque Arts and Shopping Village at your own pace by e-bike.

Escape the city for an afternoon exploring some of greater Portland's most scenic falls. Travel along the Columbia River Gorge, home to the largest concentration of waterfalls in the country, stopping at the epic Latourell Falls and Multnomah Falls. Enjoy panoramic views from the Crown Point Vista House and hear about the local legends and natural history of the area from your guide.

Enjoy easy skip-the-line access to the California Academy of Sciences with this pre-paid ticket. Walk right in to explore the museum's 4-story rainforest, planetarium, and aquarium, plus the new Tiny Chef, Big Impact exhibit celebrating small actions for the planet.