I've found at least four different cache types (icons) in one day, not including this challenge cache.  2014-02-22

"hittin' for the cycle" Challenge cache

I've found earthcaches in at least 10 different states.  2017-03-14

10 for 10 Earthcache Challenge

I've found virtual caches in at least 10 different states.  2017-03-14

10 for 10 Virtual Challenge

I have collected at least 10 souvenirs.  2021-05-17

10 Souvenir Challenge Cache

I've found at least 10,000 caches.  2020-04-25

10,000: thousands of finds challenge

I have found at least 100 caches in each of 10 unspecified California counties.  I used Fresno, Madera, Merced, Stanislas, San Joaquin, Kings, Tulare, Kern, San Bernardino, and Riverside counties as my 10.  2015-10-13

10/100 California County Challenge

I've found at least 100 caches in a day.  2012-04-03

100 Cache Challenge

I have found at least 100 caches.  2016-09-24

100 Cache Find Challenge

I found at least one cache a day for at least 100 consecutive days.  2012-04-06

100 Consecutive Days of Geocaching Challenge

This was my first challenge cache; too bad it was archived as the idea is a good one – cachers need to be encouraged to log their DNFs to help COs know when there might be a problem with a hide.  The requirement was to have logged DNFs on 100 different caches.  2011-11-09

100 DNFs - Challenge

I've earned at least 100 souvenirs.  2021-07-12

100 Souvenir Challenge Cache

I have moved at least 100 trackable items, each from one cache to another cache, all logged properly.  2012-09-04

100 Trackables Moved Challenge

I've found at least 1000 caches.  2020-04-26

1000: thousands of finds challenge

I've found caches in at least ten different US states.  2016-12-17

10-States Challenge Cache

have collected at least 120 souvenirs.  2021-07-18

120 Souvenir Challenge Cache

I have collected at least 150 souvenirs.  2021-07-19

150 Souvenir Challenge Cache

I've found at least 20 challenge caches.  2013-10-18

20 Challenge Cache

I've found virtual caches in at least 20 different states.  2017-03-14

20 for 20 Virtual Super Challenge

I have collected at least 20 souvenirs.  2012-06-05

20 Souvenir Challenge Cache

I've found at least 2000 caches.  2020-04-25

2000: thousands of finds challenge

This is a list of all the CALIFORNIA challenge caches that I've completed, complete with their requirements for completion.  PERMANENT BOOKMARK LIST, dated.

CALIFORNIA COMPLETED CHALLENGE CACHES.list-details-1wr9x6v{text-transform:uppercase;font-size:12px;}@media screen and (min-width: 600px){.list-details-1wr9x6v{font-size:1.25rem;}}.list-details-1wr9x6v.shareable{color:#87705a;}.list-details-1wr9x6v.public{color:#00b265;}Public

CALIFORNIA COMPLETED CHALLENGE CACHESPublic