The Western Michigan Trip

Dragon Fyre, Wyoming, MI
The Dragon's Lair, Wyoming, MI
The Fate of Easter series, Wyoming, MI
Celtic Series Part II, Ada, MI
Fill 'er Up series, Whitehall, MI
Happy Feet, North Muskegon, MI
Blockhouse, North Muskegon, MI
The Ogre and the Three Princesses, Norton Shores, MI
A Kind of Summer (Words in the Woods series), Grand Haven, MI
New Lands (Words in the Woods series), Grand Haven, MI
See the Stars (Words in the Woods series), Grand Haven, MI
Beauty of Dreams (Words in the Woods series), Grand Haven, MI
April Fool letterbox series, Saugatuck, MI
Plus 4 Around the World boxes
Cherry HH
Plus 4 "other" boxes

Attempted but couldn't find:
Beautiful Things (Words in the Woods series), Grand Haven, MI
Common Link (Words in the Woods series), Grand Haven, MI
For the Moment (Words in the Woods series), Grand Haven, MI
Box 12 of the Around the World in 80 Days Series