The most recent plaques:
A Flour Milling Revolution
A FLOUR MILLING REVOLUTION In the 1870s and 1880s, important changes took place inside several small flour mills in southeastern Minnesota. Those changes laid the groundwork for a...
Minnesota State Schools
MINNESOTA STATE SCHOOLS • During its first session in 1858 the Minnesota State Legislature established the first of several schools for the training and care of citizens who suffered mental and...
Hawaii Tropical Botanical Garden Bell
The Legend of Twin Rocks
"KU" - Hawaiian God
Dan J. Lutkenhouse
Honolulu Outdoor Mall
Anaheim Orange & Lemon Association Packing House, Established 1919
The Anaheim Orange & Lemon Association Packing House
Old Anaheim Library
Anaheim Public Library Time Capsule 1902 - 2002
Contra Costa County Fire Protection District Station 70
Protecting San Pablo Creek
Menehune Ditch
The mystery of Waimea’s Menehune Ditch On first glance, it doesn’t look like much, but this little waterway holds a fascinating...
- menehune ditch
- waimea
- kauai