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Mystery Cache

A Change of Base

A cache by dazedandconfused Send Message to Owner Message this owner
Hidden : 4/2/2011
In Iowa, United States
2.5 out of 5
1.5 out of 5

Size: Size: other (other)

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Geocache Description:

Binary numbers are used extensively in the calculations performed by today’s computers. They are base 2, as opposed to the base 10 (decimal) numbers we typically use. This puzzle cache requires you to convert a base 2 number to a base 10 number. If you’ve never done this, don’t worry! It’s not difficult, and there are many Web sites that explain binary numbers. One is

Please visit this cache only during daylight hours.

The posted coordinates will lead you to a lawn ornament on private property (with owner’s permission). Lift the ornament straight up to access the cache container and follow the directions. If you convert the number correctly the cache door will open.

If you make a mistake the device will reset. Press START, and a new binary number will be displayed.
If you have trouble with this, ring the doorbell, and if I'm home I'd be glad to help you.

When you’re done, please close the door and cover the cache.

Additional Hints (Decrypt)

16, 8, 4, 2, 1

Decryption Key


(letter above equals below, and vice versa)



195 Logged Visits

Found it 172     Didn't find it 1     Write note 16     Temporarily Disable Listing 2     Enable Listing 2     Publish Listing 1     Owner Maintenance 1     

View Logbook | View the Image Gallery of 8 images

**Warning! Spoilers may be included in the descriptions or links.

Current Time:
Last Updated: on 11/15/2017 3:17:48 PM (UTC-08:00) Pacific Time (US & Canada) (11:17 PM GMT)
Rendered From:Unknown
Coordinates are in the WGS84 datum

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