The institution offers a wealth of activities, all of which cost extra beyond the gate fee. Activities include a state-of-the-art fitness center ($10 a visit), a pool ($2 per swim session), weeklong sailing instruction (call for rates), bike rental (starting at $65 for adults, $45 for kids, per week), tennis ($20 per hr.), and golf (greens fees $25 weekdays, $31-$39 weekends), or you can always go swimming in the lake for free.
Note: This information was accurate when it was published, but can change without notice. Please be sure to confirm all rates and details directly with the companies in question before planning your trip.