In order to log this challenge cache you must have found a cache every day for one hundred consecutive days. All cache types qualify, but in the spirit of the challenge, no armchair logging, please. Getting outside is good for you!
You might have some difficulty retrieving the cache unless you have an appropriate TOTT. Feel free to message the CO ahead of time if you would like to borrow her TOTT.
To see if you qualify, you can use this challenge checker: