How Many National Park Sites Are There?
You can visit a different national site each day of the year and STILL not see them all. That's right; there are more than 400 national sites in the National Park Service. While some of these sites are smaller parks or even structures, a handful of them are huge expanses of some of the most beautiful acreage on earth.
Obviously, we're a bit biased since Yellowstone, Grand Teton and Glacier National Parks are practically in our backyard; however, our passion for preserving our country's crown jewels runs north to south from Alaska's Glacier Bay National Park to Arizona's Grand Canyon National Park. See which make for the best national park vacations!
In honor of National Park Service Centennial we're sharing a list of our favorite national park vacations. These are week-long adventures led by the best guides in the business. The benefit of going with an experienced park "insider" is that you're afforded the opportunity to experience these special places in ways that you couldn't on your own.
So without further ado:
8 of the Best National Park Vacations
1. Yellowstone National Park
Always our number one of our Best National Parks vacations. Get up close and personal with our country's first national park on this 6-day/5-night best-selling itinerary. Your experienced guides will take you "behind the scenes" to lesser-known, but more scenic backcountry trails. They'll show you the best vantage points for watching the geothermal activity, and at night, they'll even throw a pizza party for the kids so the adults can enjoy a nice night out.
2. Grand Canyon National Park
Everyone in the family is invited on this 6-day/5-day vacation in the middle of Arizona's high desert. Watch jaws drop as you set your sights on this colorful and humbling mile-deep canyon.Board the Grand Canyon Railway and ride over the Colorado Plateau, stand up paddle board on Lake Pleasant and take a refreshing dip in the waters at Slide Rock State Park. These are just a FEW of the highlights found on this new itinerary.
3. Bryce Canyon & Zion National Parks
Fall head over heels when it comes to hues. This 6-day/5-night vacation takes you to both the "most colorful park in America" and the "land of rainbow canyons." Cruise on your bike through Snow Canyon, hike among the curious-looking hoodoos and walk between the Narrows where you can wade in the Virgin River and stare up at impressive, sheer rock walls.
4. Grand Teton National Park
Jump on a bike, set off on a hike and get comfortable in a kayak. These are just a few of the ways you can be active while admiring the spectacular scenery that makes Grand Teton National Park so beloved by national park enthusiasts. Although there's a ton of fun to be had within the boundaries of the park, a highlight on this 6-day/5-night multisport vacation is attending the famous Jackson Hole Rodeo.
5. Yosemite National Park
Graduate from "climbing school," ride horses into the wilderness, paddle the scenic Merced River and trek to park icons like Vernal Falls and Taft Point. This 6-day/5-night family-friendly adventure in the Sierra Nevada also features a visit to the world-famous Mariposa Grove of giant sequoias. 
6. Glacier National Park
Hikers call it paradise, and the Native Americans call it the "backbone of the world." Yes, Glacier National Park is truly memorable, from its alpine vistas to its healthy population of wildlife and its seemingly-sparkling lakes. This 6-day/5-night package features a Going-to-the-Sun Road bike ride, an epic hike on the Trail of Cedars and a fun rafting excursion on the Flathead River. 
7. Utah Arches & Canyonlands
Count as many stone arches as you can (hint, there are more than 2,000) in one of the Southwest's most adored national parks, Arches National Park. Need a faster speed? Cruise 14 miles downhill as you bike along the Island in the Sky in Canyonlands National Park. Itching to get wet? You'll have your chance on day one of this 6-day/5-night multisport vacation when your guide takes you rafting on the Colorado River.8.Acadia National Park
You only have to feel the sea breeze from one granite overlook before Acadia starts working its magic. Hike forested trails to sweeping coastal views, walk the quiet shoreline of Jordan Pond, and paddle through the island-dotted waters of Maine’s Muscle Ridge archipelago. Along the way, soak in Bar Harbor’s salty charm, stand beneath Bass Harbor Head Light, and watch the world open up from Cadillac Mountain. Add in fresh lobster, a Camden Harbor sail, and expert guides handling every detail, and this 6-day/5-night Maine vacations feel effortless from start to finish.