Violet and The Undercurrents Saturday, August 5, 2017 In Onondaga Cave’s Big Room

Experience these talented Columbia, Missouri musicians led by singer/songwriter Violet Vonder Haar – unique Roots Folk artists with more than a touch of rock, country & jazz genres – inside the Big Room of Onondaga Cave. Beverages and hors d'ovuoeres provided before performance and during intermission.

Nature Programs & Events

Historical Cave Lantern Tour In Onondaga Cave ~ Saturday August 26 Doors open at 6:30. Tour starts @ 7

Join the Lost River Players for some laughs and learnin' on a mysterious lantern tour of Onondaga Cave. Visit with many of the colorful characters of Onondaga’s past on your tour, highlighting the people history of the cave and region.

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Nature Programs & Events

Nature Programs & Events

For all ages!
Off-Trail Cathedral Cave Tours
Night-time Cathedral Cave Tours
Green Fest

See all our events

Private Tours

Private Tours

Book a private tour today! It's a great way to see the caves and support OFA.

Book a Tour Now

Riley the BatHi! I’m Riley, Chief Executive Bat at Onondaga Cave. I’ve learned a lot, hanging out in the cave and in the forest too! Follow me on Twitter.

Watch this to see where Onondaga Cave ended up for 2015! How cool is that? All caves are amazing, but both Onondaga AND Cathedral Caves really are so beautiful, such rare gems. If you haven’t been to these caves, or if it’s been a long time, plan to visit them this year!

2016 Outstanding Contribution in Solid Waste Management Award

In recognition of outstanding work achieved through raising awareness and educating the public on a broad spectrum of environmental issues through special events and festivals held at the park. The Park’s “activities have supported the goals of the district and they have provided invaluable services throughout your community.”

2015 State Recycling Award

…goes to Onondaga Cave State Park! The Park received the Missouri State Recycling Program Award for outstanding contributions to sustainability and Missouri citizens. OCSP recycled approx. 6,000 lbs including plastic, paper, cardboard, glass & tin + batteries, fluorescent lights, ink cartridges. Additionally, we sponsor electronics and appliance drives, as well as shoe drives for Shoe Man Water Project.

Volunteer Opportunities

Many Thanks to our volunteers, patrons and fellow adventurers for a wonderful year!
We’re off to a great start for this year, with some cool events fueled by energy and excitement! Come see what’s up, and please consider becoming or volunteer.  Check out our many volunteer opportunities to see what best suits you, and feel free to contact us.

Who We Are

The Onondaga Friends Association (OFA) is a 501(c)3 non-profit group made up of ordinary citizens who volunteer to help Onondaga Cave State Park accomplish its goals of fostering the public’s appreciation, education, and preservation of Onondaga Cave State Park’s natural and cultural history and resources.

Join Us

Joining the Onondaga Friends Association is simple. In doing so, you are committing a little of your skill, time, effort, and/or money to something worthwhile. If you are looking for a rewarding experience, join us!  Click on the button below to become a member at whatever level you are comfortable with.  We will send our grateful acknowledgement to you and have your free cave tickets available for you in the Visitor Center.

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Become a Friend of Onondaga today!

Nature-love, free cave tour and 20% off select events with membership.