**PLEASE NOTE FOR SEPTEMBER-DECEMBER 2025 THIS CACHE WILL BE AT THE POSTED COORDINATES OFF TREETOP AND BAHNSON STREETS… NOT AT THE LIBRARY. I’LL DELETE THIS TOP WHEN THE CACHE IS REPLACED AND BACK AT THE LIBRARY**
Welcome to South Dakota’s part of the GeoTour!
The Final can be found by adding .006 to the North and Subtracting .006 from the West
Please keep the stamp in this Letterbox cache! Please also note the business hours of this library:
9am opening every day except Sunday. Closing time varies between 5pm (Sat/Sun) 6pm (Wed/Fri) and 8pm (Mon/Tue/Thur)
Welcome to the Cache Odyssey!
What is Cache Odyssey?
Cache Odyssey is a thrilling, nationwide geocaching journey like no other! Conceived by some of the top cache hiders in the U.S., this adventure brings a unique, highly creative letterbox geocache to every state.
These caches are designed with everyone in mind—from seasoned explorers to families with kids, and especially those geocaching in wheelchairs. Every cache is built to be fun, imaginative, and 100% accessible to all.
Where Can You Find Another One?
Here's the best part—there's a Cache Odyssey hide in every state! That’s right! From coast to coast, every state in America is part of this grand adventure. Once you track down the one closest to you, why stop there?
This cache is part of the Midwest Region Geotour. There are six exciting GeoTours making up this series which include a total of 50 accessible geocaches.
East Central Region GeoTour
Illinois, Indiana, Kentucky, Michigan, North Carolina, Ohio, Tennessee, West Virginia, and Virginia
Midwest Region GeoTour
Iowa, Kansas, Minnesota, Missouri, Nebraska, North Dakota, South Dakota, and Wisconsin
Northeast Region GeoTour
Connecticut, Delaware, Maryland, Maine, Massachusetts, New Hampshire, New Jersey, New York, Pennsylvania, Rhode Island, and Vermont
Northwest Region GeoTour
Alaska, Idaho, Montana, Oregon, Washington, and Wyoming
South Region GeoTour
Alabama, Arkansas, Florida, Georgia, Louisiana, Mississippi, Oklahoma, South Carolina, and Texas
Southwest Region GeoTour
Arizona, California, Colorado, Hawaii, New Mexico, Nevada, and Utah.
Cache Odyssey Regional GeoTours Map
The Leaderboard!
For all you competitive geocachers who love racing to the finish line, we’ve got something just for you!
RetiredGuy has put together a leaderboard for anyone who starts the journey.
- Who will be the first to complete their region?
- Who will be the first to find all 50?
- Which cache will receive the most favorite points?
Click on the Leaderboard button to find out!
