Miami: Half-Day Open-Top Bus Tour Plus Biscayne Bay Cruise

Half-day Miami double-decker bus tour plus a 90-minute Biscayne Bay cruise, bilingual audio, hop-on hop-off, and great views for about $51.

Half-day Miami double-decker bus tour plus a 90-minute Biscayne Bay cruise, bilingual audio, hop-on hop-off, and great views for about $51.

Sail from Kos on a pirate ship to Pserimos, Kalymnos and Plati. Greek BBQ lunch, snorkeling stops, waterslide fun.

Santa Ponsa dolphin watching by speedboat with captain-led spotting, big Mediterranean views, and optional swim stop. Around $41, 105 min–2.5 hr.

Glide through Amsterdam canals for 1 hour with a welcome cocktail, Dutch waffle, and unlimited drinks on a guided luxury saloon cruise.

Lisbon sunset on the Tagus River with a welcome drink, snacks, and panoramic views of 25 de Abril Bridge and Belém in 1.5 hours.

A 3-hour London Thames dinner cruise with a welcome glass of sparkling wine, 3-course British dinner, live singer, and illuminated landmarks.

See Montréal from the St. Lawrence on a guided river cruise with expert bilingual commentary, great views, and onboard drinks.

Glass-bottom dolphin cruise from Santa Ponsa with multilingual guides, optional swim stop, stunning southwest coast views, and sangria from $41.

2.5-hour Palma Bay cruise with a swim and snorkel in a marine reserve, plus a free drink on board with music and a helpful crew.

Full-day boat tour from Palau to Budelli, Santa Maria, Spargi and La Maddalena, with pink-sand views, snorkel stops, and town time.

Join a 2.5-hour dolphin watching cruise off Gran Canaria from Puerto Rico de Gran Canaria on the Spirit of the Sea, with transfers and a return voucher if the search is empty.

Full-day Gozo quad tour with hotel pickup, guided convoy, lunch, swimming stop, and a boat ride via Blue Lagoon and Comino Caves.

Full-day boat trip from Chania to Balos Lagoon and Gramvousa, with hotel pickup, cruise, hiking to a Venetian fort, and swim time.

3.5-hour Tromsø Arctic fjord cruise on a warm sustainable catamaran with wildlife spotting, photo tips, and expert guides.

Istanbul’s top landmarks in 3 hours with skip-the-line access, plus a Bosphorus cruise ticket for later same-day or next-day fun.

From Málaga to Gibraltar by air-conditioned coach, with free time to explore and a 90-minute dolphin boat tour in UNESCO waters.

A 50-minute Loch Ness cruise from Clansman Harbour with great Urquhart Castle views, onboard Nessie-themed audio, sonar screens, and Wi-Fi for $30.

Two hours on Prague’s Vltava River with castle views, Charles Bridge, and a pass through Smíchov lock. Audio maps included.

Family-run Comino cruise with Kevin and Louie, 4.5 hours at Blue Lagoon, 10-meter slide, caves stops, and easy onboard food.

Take a 75-minute IJ river cruise and enjoy unlimited Dutch pancakes with toppings, plus kid-friendly onboard play space and easy ferry access.

A 45-minute guided Moliceiro boat ride through Aveiro’s canals, past salt flats and historic sites. Knowledgable, multilingual guides for about $17.

Glass-enclosed Seine cruise with a 3-course gourmet dinner and iconic landmarks at dusk, plus optional Champagne and a sweet coffee finish.

Cruise Gran Canaria waters for a chance to spot dolphins and whales up close, with a knowledgeable guide, a bar aboard, and great value.

1-hour Amsterdam canal cruise on an electric boat from Central Station, with an English skipper and optional wine, beer, or soda.

A relaxed 1-hour Spree boat cruise from Hackescher Markt area with multilingual audio and big-city landmarks like the Reichstag and Humboldt Forum.