Bogue Banks is the geographic oddity that makes Atlantic Beach what it is. Most of the Outer Banks lie north-to-south, parallel to the mainland, but Bogue Banks runs east to west, only 21 miles long and at points just a third of a mile wide. That orientation gives the island a quirk most beaches can't match: you can watch both sunrise and sunset over the ocean from the same stretch of sand. Atlantic Beach sits at the eastern end, where the Atlantic Beach Causeway crosses Bogue Sound from Morehead City. The town has only 1,500 year-round residents, but in summer the population multiplies many times over, drawn by a vacation tradition that goes back to the 1920s.

The heart of downtown is the Circle, a traffic roundabout where the causeway meets the beach. It's fringed with souvenir shops and a boardwalk along the sand, where teenagers play volleyball, families spread blankets, and music drifts from radios. For decades the Circle was unapologetically kitsch, all flip-flops and lucite dolphin sculptures and salt-water taffy. That's changing now: upscale retail shops and restaurants have moved in alongside the seashell jewelry and the airbrushed t-shirts. The kitsch hasn't surrendered yet, though. Walk a few doors in either direction and you'll find the traditional beach gifts of any age: seashells, things carved out of seashells, things made from seashells.

Mile markers run the length of Highway 58 every half-mile, and locals give directions entirely by them. Meet you at MM-1.5. Park at MM-3. Just past MM-12 you'll see the turn. The system works because the island is a single line. Off Highway 58, the Hoop Pole Creek Nature Trail loops through 31 acres of maritime forest, a ribbon of live oaks and shrub thicket that survived the developers and the hurricanes of the 1990s. Bertha, Fran, and Bonnie hit hard within a few years of each other, and between storm damage and real-estate pressure, the island's eight fishing piers have dwindled to two. One of them is in Atlantic Beach. The other is in Bogue Banks's western reaches.

The crowded stretches near the Circle don't tell the whole story. Walk past the hotels and condos, particularly east toward Fort Macon, and the beach grows quieter, the dune grass taller, the footprints fewer. There are beach access points scattered along NC-58 with public parking, and the moonlight strolls here are some of the prettiest on the Carolina coast: the sea breeze, the slow surf, the dunes glowing faintly under starlight. Sailing is good on the Intracoastal Waterway of Bogue Sound and out on the ocean itself, and there's no shortage of places to rent a kayak or a boat. Just don't expect a quick trip down the island. The speed limit and the geometry mean 21 miles takes the better part of an hour.