A luxury trip to Saint Croix in the U.S. Virgin Islands begins in Christiansted, where pastel Danish-era buildings overlook a glittering harbor filled with sleek yachts. Check into The Buccaneer, an iconic resort with private beaches, manicured fairways, and suites opening onto the Caribbean Sea. Start each morning with a champagne breakfast on the terrace, trade winds carrying the scent of frangipani as you plan your day of refined travel and attractions. Charter a private catamaran from Christiansted Harbor to Buck Island Reef National Monument. Glide over indigo water, then slip into a world of neon corals and darting parrotfish along the underwater snorkel trail. Back on deck, sip aged Cruzan rum while the sun spills molten gold across the horizon. On land, book a chauffeured tour through rolling hills to the Estate Whim Museum, where restored sugar-mill ruins whisper of the island’s layered past. For a gourmet lunch, reserve a waterfront table at Cane Bay, pairing grilled spiny lobster with crisp island rosé as waves shimmer below. Spend an indulgent afternoon at a cliffside spa near Frederiksted, enjoying hot-stone massages and aloe wraps with sweeping views toward Sandy Point National Wildlife Refuge. As dusk falls, walk Frederiksted’s palm-lined waterfront, then savor a chef’s tasting menu spotlighting lionfish ceviche and breadfruit gnocchi. End your stay with a sunset horseback ride along Rainbow Beach, surf licking at your stirrups, before a final moonlit swim in the warm, glassy bay.