For a great cardio workout and 360-degree views of the southeast shore, the Koko Crater Trail is a daunting 1,048 steps up the south side of Koko Crater.

Hiking and Biking on O’ahu’s Windward Side

While hiking on O’ahu’s windward side is limited, the few options available cover the range from a workout to a moderate hike to a simple stroll; you’ll find the scenery for each hike is fairly unique, too. Biking is equally limited, with cyclists confined mostly to roadways and a few trails, but since Kailua is a very bike-friendly town, that won’t be a problem for most.

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.

Thanks to its protected status as a marine preserve, the reef at Hulopo‘e Beach Park is in better shape than other places in Lana‘i.

Lana‘i Snorkeling

Lana’i snorkeling is some of the best in Hawaii thanks to a protected marine reserve. Here’s where to go, including types of local marine life commonly spotted and snorkeling tips for each location, as well as available charters and what they offer.

Maui Ocean Riders offers the opportunity to witness little-seen areas of Lana‘i, such as Polihua Beach.

Lahaina Snorkeling Charters

Snorkeling charters in Lahaina run the gamut from small inflatable rafts to massive two-tiered catamarans. Since it’s important to match the tour company to the type of experience you want, here’s a summary of all Lahaina’s providers, including what they offer, prices, and scheduling.

Oaxaca's Parque Nacional Lagunas de Chacahua spreads for about 20 miles of open-ocean beach shoreline and islet-studded jungly lagoons midway between Pinotepa Nacional and Puerto Escondido.

Parque Nacional Lagunas de Chacahua in Oaxaca, Mexico

The Parque Nacional Lagunas de Chacahua spreads for about 20 miles of open-ocean beach shoreline and islet-studded jungly lagoons. With so much ground to explore, it usually takes a full day and must be done by boat. Here are available excursions, highlights, and accommodations.

The northernmost beach in Kihei where you would want to snorkel is Charley Young beach, which is also known as the north end of Kamaole I.

Snorkeling in Kihei, Maui

Here’s everything you need to know about snorkeling in Kihei, including where and when to go, what you’ll sight, rental shops and outfitters, and which boat tours that focus on sightseeing and snorkeling.

Ocean waves crash against Sunset Cliffs in San Diego, California.

Scenic Walks in San Diego

A scenic walk in San Diego is a great way to notice the understated sights of the city, and an excellent way to relax in the middle of a busy trip. Many of these districts and neighbourhoods also host great restaurants; consider working up an appetite before you eat, or topping off a satisfying meal with a stroll.

Hanauma Bay Nature Preserve is the first Marine Life Conservation District in the state and the most popular snorkeling site on O‘ahu.

Snorkeling Southeast and Windward O‘ahu

Southeast and Windward O’ahu have some great snorkeling locales, but it’s up to you find the best spots dependant on weather and ocean conditions. Use these location suggestions and tips along with area and outfitter advice to craft your snorkeling day.

Shallow turquoise water of Hierve El Agua.

Hierve el Agua: Mexico’s Mineral Springs

Although the name of this place translates as boiling water, the springs that seep from the side of a limestone mountain less than an hour’s drive east of Mitla aren’t hot. Loaded with minerals, over time rock-hard deposits formed great algae-painted slabs in level spots and, on steep slopes, accumulated into what appear to be grand frozen waterfalls.