You Make A Difference! Become a member and help conserve the 72-acre Park and Cave, provide children low-cost nature education, and maintain precious green space for our community to find common ground in nature. With no outside local, state, or federal funding, members really are the lifeblood of our organization; we can’t do it without you!

Member Benefits

Annual Member Benefit$40$120$240$360$480$1200
Cave Boat Tour Tickets-481216Private Tour
Discount at Lost River Cave Gift Shop-15%15%15%15%15%
Discount on River Birch Room Rentals (max. 2/year)--15%25%35%50%
Donor Wall Recognition-
Early Access to Reindeer Encounter Tickets
Discount on Nature Center Programs
Advance Notice for Special Events & Programs
Free Admission and/or Discounts at Over 150 Other Nature Centers throughout the U.S. (View Online at

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