Classroom sessions & pool dives with experienced instructors prepare students to receive PADI open-water diving certification

Runners surmount architectural obstacles on a muddy, untimed 5K course, culminating in a finish-line party with music and drinks

Scuba instructors lead cohorts of four students in diving techniques during weekend lessons inside classrooms, pools, and open water

Challenging greens and a short, 4,000-yd. layout characterize this par-60, family-friendly course that runs along the North Shore Channel

Students learn piloting skills on flight-simulation equipment before hopping in the cockpit for an hour of hands-on flying

After 30-minute ground briefing, skydivers ascend to at least 10,000 ft. & jump while strapped to pros, reaching speeds of up to 120 mph

Certified instructors give brief instruction and then help customers launch for tandem flights over Chicago Metro area.

Teams of two pedal through obstacle courses across town before crossing finish line for spirited afterparty with drinks, snacks, and prizes

Teams race by city landmarks solving clues and tackling obstacles for chance at the National Championship race in Miami and $6,500 in prizes

Explore rolling hills and meadows on scenic trail rides through a state park; kids 6 and younger enjoy pony rides under staff supervision