GetYourGuide - Get tickets to the most popular attractions while travelling
Boatsetter - Rent a boat, with or without a captain. Powerboats and sailboats, anywhere in the country.
Airbnb Experiences - Airbnb expands beyond rentals — now hosting Experiences
Antlos - Airbnb for boats
Viator - Tours, things to do, sightseeing tours, day trips and more from Viator.
GetMyBoat - Book boat rentals, charters, tours, and lessons in 171 countries around the world.