Cyclists ride up a gravel path in a pine forest.

Flathead Valley Cycling in Glacier National Park

Oodles of two-lane highways and paved country lanes make long loops around Flathead Lake or short farmland tours for roadies, and there are many single-track and dirt-road choices for mountain bikers. Here’s where to go for each, along with bike rental and repair shops in the area.

A Blue Hawaiian Helicopter coming in for a landing.

Adventure Sports in Kohala

There is little in the way of organized recreation along the north coast of the Big Island, but what there is can be adrenaline-fueled excitement. Try an ATV or helicopter tour, or for a real wind-through-your-hair experience, a zipline adventure.

Haleakala Crater from the air.

Soaring and Hang Gliding in Hana

Those who feel that helicopters tours are way too cliché will enjoy two adventures that push them outside their comfort zone to see the beauty of Hana from the air: soaring the skies in a glider plane or hang glider. Here’s a roundup of Hana Town’s companies & what they offer.

White-water rafting with Glacier Guides and Montana Raft in Glacier National Park.

River Rafting in Glacier National Park

Together, two Wild and Scenic-designated rivers provide 219 miles of recreation, including scenery, wilderness, float sections, and white water for river rafting. Camping is permitted in certain areas, and you can use the park’s resources to plan a self-guided trip or take advantage of several guide companies in the area.

Wakeboarding is one of scores of popular water sports in Bermuda.

Best Extreme Sports in Bermuda

While many Bermuda residents spend weekends and downtime testing their limits against the island’s physical challenges, visitor activities were often somewhat, well, sedate. That’s all changed in the last few years with the arrival of numerous vendors offering outsiders a feel of the “real”—read extreme—Bermuda.