Experience Boston's world famous, original land and water tour aboard authentic WWII amphibious vehicles. You'll cruise by all of the places that make Boston the birthplace of freedom and a city of firsts. Just when you think you've seen it all, your ConDucktor splashes your duck into the Charles River for a breathtaking view of the Boston skyline. From March 23 through November 29th, tours leave every 30 minutes, beginning at 9 am; the last tour leaves one hour before sunset.