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Crave a sexy beach honeymoon? We've scouted out the South Pacific's most divine strands.

If you're planning to honeymoon in the South Pacific, we can safely assume one thing: You're crazy about the beach. After all, the region's sun-drenched shorelines are the ultimate white-sand, blue-water heavens. Palm-fringed coasts stretch for miles, fish feed on nearby coral and you can always find a crystalline lagoon in which to splash together. So pack your bikini! We've found the best spots for you to stake your claim, whether you're keen on swimming and snorkeling or strolling and horseback riding.

Best Beach for Swimming: Paradise Beach, Yasawa Island

This pretty isle may be known for having long, sandy, white shores, but its out-of-the-wayParadise Beach is the place to spread your towels. Hop in a boat—with beach umbrellas, towels and a picnic basket full of salads, seafood, wine and cheese—and motor over to this calm-surf beach. The placid, warm water and a smooth, sandy bottom make it a superb spot for a dip or a few laps around the lagoon. After a good, long swim, you can replenish your energy with a casual picnic lunch.

Sleep On It The Yasawa Island Resort's 18 beachfront thatch-roofed huts, called bures, are luxurious and private. But if you want a true escape, book the Lomalagi Bure. which sits a mile away from the rest. In addition to a king-size bed, a double shower and sundecks, you'll have a private plunge pool and, of course, a superb beach just for the two of you (yasawa.com).

Best Beachfront Table for Two: Dolphin Beach, Turtle Island

What's the big deal about dining alfresco at Turtle Island Resort's private table for two, on Dolphin Beach ? You'll know as soon as you sit down. The lantern-lit table rests on a floating dock anchored in the lagoon, in full view of the pale sands of Dolphin Beach . Waiters from the resort will take you to your seats in a kayak and keep the wine and champagne flowing all night. You can order lobster, crab, beef or anything else your heart desires, since the resort lets you set the menu. Just leave room for dessert—the jasmine crème brûlée is the perfect end to a perfect night.

Sleep On It The Turtle Island Resort is the only resort on the island, but you'd want to stay here even if there were lots of choices. The 14 two-room, thatched cottages have canopy-covered king-size beds, double showers and whirlpool tubs for two. Lush plants and leafy palm trees stand between each bure, so there's loads of privacy. You'll feel like you have the place to yourselves (turtlefiji.com).

Best Beach for a Surfside Barbecue: Te Tiare Beach, Huahine, French Polynesia

Sign up for Te Tiare Beach Resort's private barbecue dinner for two, and you'll never think of a barbecue as a loud backyard party again ($900 per couple). You'll hop on a Jet Ski and motor across Huahine Lagoon to tiny Murimaora Motu. In the shallow water off the motu—a coral islet in a lagoon—just off the white-sand beach, a guide will set up a table and a tent to protect you from the sun. Then, the guide will fire up a grill, and cook lobster, fish and steaks over the coals.

Sleep On It The Te Tiare Beach Resort is accessible only by boat, which immediately makes it feel out-of-the-way. The premium over-the-water bungalows. Sit 10 to 15 feet above the bay. Book one, and you can relax together on your own private sundeck. When the blue water of the Pacific calls, you can head to your swim platform and jump right in (tetiarebeachresort.com).

Best Beach for Snorkeling: Titikaveka Beach, Rarotonga, Cook Islands

Titikaveka Lagoon is a protected marine wildlife reserve, with no fishing, spearing or boating allowed. Even if you never wander further than a few feet into the water, this is one place where you should don a mask and fins. Expect to see plenty of colorful swimmers, including clown fish and parrotfish.

Sleep On It From Titikaveka Beach it's just a short walk to Rarotonga Beach Bungalows. It's a simple hotel: There's no pool or fine-dining restaurant, just a few scattered beach abodes (all named after fish) filled with king-size beds, wood furniture and kitchenettes. The bungalows come with outdoor showers (surrounded by plants for extra privacy) and sundecks with teak lounge chairs for taking in the rays (rarobeachbungalows.com).

Best Beach for a Long Walk in the Sand: Temae Beach, Moorea, French Polynesia

There's no denying that there's a lot to do on Temae Beach : You can kayak off the shore, spy on fish in the lagoon, read quietly under a leafy palm or simply brown in the sun. But this mile-long stretch of powdery white sand—the best Moorea has to offer—lends itself to something even more romantic: a long stroll, hand in hand. As you make tracks in the sand, you can watch the clouds cast shades of blue on the lagoon.

Sleep On It The Sofitel Ia Ora is home to 110 bungalows, and most are surrounded by gardens. For a real South Pacific experience, opt for one of the 20 over-the-water bungalows, thatch-roofed cottages that stand on stilts in the lagoon. Each one is filled with comfy rattan furniture, a king-size bed and a glass coffee table shaped like a box. Take off the top of the table, and you can feed fish in the lagoon below from the comfort of your living room (sofitel.com).

Best Beach for Horseback Riding: Piti Au Beach, Bora Bora, French Polynesia

In Bora Bora 's famous lagoon, you can kayak, windsurf or Jet Ski—but a horseback ride is as romantic as it gets. Sign up for the Hotel Bora Bora's excursion and you'll hop a motorboat from the dock at Point Raititi to Piti Au, a deserted motu. There, you'll meet Oliver, a cowboy who will lead you around coconut palms and towering iron trees on a pair of quarter horses. Dismount on a quiet white-sand beach, and take a dip in the lagoon. Just don't be surprised if your four-legged friends join you.

Sleep On It If you want space and seclusion—and luxury—book one of the Hotel Bora Bora's bungalows that are built out over the water. Each has a living room and a sizable sundeck. Best of all, Matira Point beach will be in your very own front yard (amanresorts.com).

Best Sunset: Lafayette Beach, Tahiti, French Polynesia

If you think the island of Tahiti is just a pit stop on the way to Bora Bora or Moorea, this half-mile strip of black sand, located just three miles away from the main town of Papeete , may change your mind. At dusk, watch the sun slowly sink behind Moorea's jagged peaks.

Sleep On It The new Radisson Plaza Resort Tahiti, which opened its doors last summer, is the only hotel on Lafayette Beach . All 165 contemporary-style guest rooms (think beige linen contrasting against dark woods) have ocean views. Book a Jacuzzi Room and you can relax in the hot tub on your lanai (radisson.com).

Most Private Beach: Tikehau Motu Beach, Tikehau, Tuamotu Islands

The beach bungalows at the Tikehau Pearl Beach Resort may feel remote to begin with, but from the property you can see a motu jutting up out of the lagoon. As soon as you see this private escape, you'll probably want to go. To reach the motu, wade through the knee-deep water of the lagoon. Your reward? An island to call your own.

Sleep On It The 38-room Tikehau Pearl Beach Resort may feel off-the-beaten-path, but it's worth the hour-long flight from Papeete to get there. Fill your days with kayaking, beach volleyball and paddling an outrigger canoe and spend your nights in an over-the-water bungalow. The huts have glass floors, so you can keep an eye on the fish below (pearlresorts.com).