What are the best day trips from Nassau?

Exuma over everything, but know what you're buying. The full-day powerboat trip to the Exuma Cays covers about 130 km each way and runs 8-10 hours door to door. You wade in at Big Major Cay with the swimming pigs. The water sits at about waist-deep, warm as a bath in September, and the pigs will shoulder past each other to get at the cabbage the guides carry. Thunderball Grotto, the sea cave from the 1965 Bond film of the same name, is best at low tide when you can swim through the interior without ducking. Most operators charge $350-500 per person, lunch on a sandbar and 2-3 snorkeling stops included. For couples, the trade-off is 90 minutes of open-ocean pounding through swells each way, and if either of you gets seasick, the whole day collapses. Take Dramamine an hour before departure. The charter flight to Staniel Cay on Watermakers Air ($250-350 one way, 30 minutes) cuts the transit but limits your stops to what you can reach by rental skiff from the Staniel Cay dock.

Harbour Island on Eleuthera is the couples' pick when you want a slower day than Exuma's powerboat marathon. Fast ferry services run the Nassau-to-North Eleuthera route for about $130 round trip, and the crossing takes roughly 2 hours each way. From the North Eleuthera dock, a $5 water taxi drops you in Dunmore Town, a settlement of maybe 1,800 residents with one main road lined in clapboard houses painted coral and butter-yellow. Pink Sands Beach stretches about 5 km along the eastern shore. The color comes from crushed foraminifera shells and shows strongest before 9am, when foot traffic hasn't scattered the top layer. The Landing, a restaurant and hotel on Bay Street in Dunmore Town, serves cracked conch and rum punch on a colonial-era porch where you can watch the water taxis cross the harbor. To be fair, 4 hours of ferry time eats into your day, so you get about 5-6 hours on the island. That's enough to eat twice, walk Bay Street, and spend 2 hours on the sand, but not enough for idling.

For a half-day trip that still leaves your evening free for dinner in Nassau, Rose Island sits 8 km east and takes 30 minutes by water taxi ($50-80 round trip from the Nassau waterfront). The island is maybe 800 meters long with no permanent structures beyond a few palm-thatched shelters, a reef drop-off on the south side for snorkeling, and sand that squeaks underfoot. Bring your own water and Kalik. Blue Lagoon Island, also called Salt Cay, is 5 km north with dolphin encounters at $200 per person and an organized beach area. Mind you, this is where Nassau's cruise ships route their shore excursions. On port days, typically 3-5 ships on Tuesdays and Thursdays in high season, the beach fills by 11am. If one of you wants the dolphins and the other wants to float alone over a reef, Rose Island and Blue Lagoon pair as a split-interest morning. You'll be back at the hotel by 2pm either way.

Andros, 50 km west, has the third-largest barrier reef in the Western Hemisphere. Getting there takes a small plane on Western Air ($150-200 one way, 15-minute flight from Lynden Pindling International). There's no ride-hailing on Andros, so book a dive operator who picks you up at the airstrip. Small Hope Bay Lodge near Fresh Creek runs single-tank reef dives for around $120 per person. For the non-diving partner, the lodge rents kayaks ($40 half-day) and keeps hammocks strung between sea grape trees along the beach. You'll hear the reef break from shore. September sits in the tail of hurricane season, so check marine forecasts before committing to any open-water day trip. The current temperature in Nassau hovers at 26.5°C with 80% humidity, which means the boat breeze feels necessary and reef visibility tends to drop after sustained summer rain.