Tour operator
301. Ocean Bus
One-hour amphibious bus tour from Strömgatan by the Royal Opera that drives through central Stockholm and splashes into the water, with live English and Swedish guiding.
View details — Ocean BusTour operator
302. Paris Walks
An English-language walking tour company founded in 1994 by Peter and Oriel Caine, offering neighbourhood, themed and museum walks.
View details — Paris WalksTour operator
303. Pink Adventure Tours (Pink Jeep)
Tour company founded in Sedona in 1960, formerly Pink Jeep Tours, running guided desert day trips from Las Vegas in custom pink Jeep Wranglers and Tour Trekkers.
View details — Pink Adventure Tours (Pink Jeep)Tour operator
304. Porto Walkers
A local walking tour company running daily free walking tours of Porto's old town, plus port wine tours, tapas experiences, sunset walks and a pub crawl.
View details — Porto WalkersTour operator
305. Prague Steamboat Company
Prague's historic river company, founded in 1865, running sightseeing and dining cruises, trips to the zoo and restored paddle steamers from Rašínovo nábřeží.
View details — Prague Steamboat CompanyTour operator
306. Quad Adventure Cambodia
A Siem Reap company running guided quad bike rides through villages and rice country on the edge of town, from short loops to full-day trips.
View details — Quad Adventure CambodiaTour operator
307. Rottnest Express
A long-running Rottnest Island ferry operator sailing from Fremantle and central Perth, with packages that add bus tours, boat trips and bike hire on the island.
View details — Rottnest ExpressTour operator
308. Sagano Scenic Railway
A sightseeing train running about 25 minutes from Saga through the Hozu River gorge to Kameoka, with an open-air car called The Rich.
View details — Sagano Scenic RailwayTour operator
309. Salkantay Trekking
A Cusco operator specialising in the Salkantay route to Machu Picchu, with classic, premium and dome-camp versions plus Inca Trail and day trips.
View details — Salkantay TrekkingTour operator
310. Savor Seattle Food Tours
Running since 2007, Savor Seattle leads guided food tours of Pike Place Market, including a breakfast tour before the crowds and a progressive dinner tour.
View details — Savor Seattle Food ToursTour operator
311. Sea Bees Diving
A Chalong-based dive company with more than 20 years in Phuket, running day trips, Similan Islands liveaboards and courses from beginner to instructor level.
View details — Sea Bees DivingTour operator
312. Secret Food Tours Medellín
A three-hour walking food tour of El Poblado with five tasting stops, from patacones and bandeja paisa to arepa de chócolo, ending with coffee at Pergamino.
View details — Secret Food Tours MedellínTour operator
313. Seoul City Tour Bus
Hop-on hop-off sightseeing buses departing from Gwanghwamun, with a daytime palace and Namsan loop and a night course along the Han River.
View details — Seoul City Tour BusTour operator
314. Sevilla Walking Tours
A Seville guiding company running small-group and private tours of the Alcázar, Cathedral and Santa Cruz, city introductions, tapas walks and day trips.
View details — Sevilla Walking ToursTour operator
315. Shoreline Sightseeing
Shoreline Sightseeing has run boat tours in Chicago since 1939, offering architecture river tours, skyline lake tours, fireworks cruises and a water taxi between downtown docks.
View details — Shoreline SightseeingTour operator
316. Singapore River Cruise
Forty-minute bumboat cruises along the Singapore River past Clarke Quay and Boat Quay to Marina Bay, boarding at several riverside jetties.
View details — Singapore River CruiseTour operator
317. Sobek Bali Adventures
Bali's first professional adventure company, founded in 1989, which pioneered rafting on the Ayung River at Kedewatan and also runs cycling tours around Ubud and Batur.
View details — Sobek Bali AdventuresTour operator
318. Southern Cross Tours
Surfers Paradise-based operator running guided day and evening tours to Springbrook's Natural Bridge, the glow worms, Lamington, O'Reilly's and Tamborine Mountain.
View details — Southern Cross ToursTour operator
319. Suzhou Creek Tourism cruises
Small-boat cruises along Suzhou Creek between the Bund and the western parks, passing century-old bridges, warehouses and the Sihang Warehouse memorial.
View details — Suzhou Creek Tourism cruisesTour operator
320. Take Off Ngor
Surf school on Ngor beach offering lessons for beginners and experienced surfers in Ngor Bay, one of Senegal's best-known surf spots.
View details — Take Off Ngor