GC2T2PY - Bonus PA Challenge Cache FIVE-CHURCHED STONE
- this is bonus cache, not challenge cache
GC1F6NF - Cisarska silnice Brno-Viden 7: Challenge u Bobravy
- this is puzzle, not challenge cache
GC3JYWW - The Vroengard Dragon Rider s challenge
- this is mystery, not challenge cache
GC6F746 - Challenge cache
- this is mystery, not challenge cache
- archived
GC46A68 - Cipher challenge
- this is mystery, not challenge cache
IMHO the word "challenge" should be used only for challenge caches, but it is not possible.