Last week we started our 50 states of rock tour, featuring some of the coolest rock formations from Alabama to Georgia. Now we continue on to the next ten, as we journey from Hawaii to Maryland.
Hawaii: Lanai Lookout

Idaho: City of Rocks National Reserve

Photo by Charles Knowles.
Illinois: Starved Rock State Park

Indiana: Honeycomb Rock in Pine Hills Nature Preserve

Photo by Jessica Reeder.
Iowa: Maquoketa Caves State Park

Photo by Phil Roeder.
Kansas: Monument Rocks

Photo by Lane Pearman.
Kentucky: Mammoth Cave National Park

Photo by AllieKF.
Louisiana: Tunica Hills

Photo by Darrell Miller.
Maine: Pemaquid Point

Photo by Ken Lund.
Maryland: Rocks State Park

Photo by Kevin.