Marvel at Dominica's twin waterfalls and sulfur springs, then snorkel amid stunning tropical fish. Enjoy a scenic ride to the Roseau Valley through verdant island greenery. Drink in the misty beauty of the cascading Trafalgar Waterfalls. See volcanic steam bubbles from the Wotton Waven Sulphur Springs. Enjoy picturesque views en route to the Soufriere-Scotts-Head Marine Reserve, then snorkel for 45 minutes in the clear blue water.