Seasoned captains lead tours of Clear Lake & Galveston Bay, teach how to crew & steer boat, or helm relaxing sunset cruise

Fully enclosed electric Avalon boats welcome 10-12 riders for three-hour jaunts on Lake Norman's placid waters

USCG-certified captain pilots semisubmersible sea vessel with underwater viewing ports & fish-food torpedoes

Zero-emission electric boats traverse scenic Newport Harbor during 90-minute or two-hour rentals for up to 12 people

Experienced guides shepherd floaters on sit-on-top kayaks down Lewis River pointing out birds & explaining Washington's natural history

Combination of standup paddling, beach cross training & yoga atop paddleboards provides total-body workout in ocean

On three-hour cruise, certified marine biologist narrates while clients observe whales & dolphins from vessel with indoor & outdoor seats

Private yacht glides along Biscayne Bay with powerful sound system & removable dance pole

Certified guides steer groups of up to six paddlers through Class II & III rapids of Lehigh River Gorge with wetsuits & gear included

Custom voyage around San Francisco Bay allows passengers to glean sailing experience or relax & absorb views of passing landmarks