Extreme 3.11-mile race challenges contestants with 12 obstacles, such as nets, walls, and fire before celebration with live music and beer

On a sprawling 1,200-acre farm, visitors explore a 6.5-acre corn maze, a 60-ft. slide, and a giant sandbox and playground

PADI-certification courses teach basics of open-water dives or advanced skills; snorkeling trip includes maximum four hours in water

After solving the corn maze, visitors can have a picnic or tour the countryside on a complimentary hayride

Giraffes, lemurs, alligators, and cougars; viewable feedings; carnival rides; trails through woods and picnic areas; native deer enclosures

After solving the corn maze, visitors can have a picnic or tour the countryside on a complimentary hayride

Guests raft on the Shenandoah and Potomac and gain admittance to festival activities, games, and refreshments

Expert guides introduce passengers to gentle manatees on a three-hour snorkel excursion with provided equipment

Guides lead double kayaks along the coast and into secluded caves, pointing out potential sightings of dolphins and leopard sharks

Stations placed throughout looping 5K track lob clouds of colored cornstarch to transform runners' outfits from white to rainbow