Many groups have visited our site including:

Principia, Preschool
Principia, 4th grade class
Principia, 6th grade class

Principia Upper School Physics students
Principia, various college classes
Principia Summer Session participants
Principia alumni and parents

Alton Christian Home Educators Coalition
Calhoun County Middle School, 5th – 6th grade classes
Dow Middle School, 6th grade science class
East Alton-Wood River high school students
Fieldon Elementary School, 1st and 2nd grade classes
Grafton Preschool
Greenville Homeschoolers
Montessori Children's House, Godfrey
North Godfrey Middle School, 6th grade classes
Roxana Middle School, 6th grade classes
Shipman Elementary School, 4th grade class

Clayton (MO) Middle School, 8th grade classes
Clayton (MO) High School, 12th grade science class
Parkway South (MO), 6th grade science classes
Wilson School (MO), 4th and 5th grade classes

St. Anthony's of Padua (MO), 5th -7th graders
Fox River Country Day School, Elgin, IL
Dayton, Ohio, teachers and students
Tampa Bay, Florida, teacher and 2 students

Abundant Life Community Church Youth Group
Boy Scouts
Girl Scouts
Litchfield Gifted Academy, 6th – 8th graders
Nature Institute, Godfrey

Association of Engineering Geologists-St. Louis Chapter
Center for American Archeology, Kampsville, IL, field classes
Meramec Community College geology class
Illinois Quaternary Association, geologists and archeologists
Western Illinois University Geology Club
LOESS – Rock Club, Springfield, IL
Rock Club, Peoria, IL

Alton Rotary Club
American Association of University Women – Jerseyville Chapter
Elsah Historical Foundation
Godfrey Lion’s Club
Great Rivers Audubon Society
Illinois Historic Sites Advisory Council members, archeologists
Illinois State Museum Bus Tour
Main Street Methodist Church

News Reporters
Belleville News-Democrat
Channel 4 TV News(St. Louis)
Jersey County Journal
St. Clair-Monroe County Post
St. Louis Post-Dispatch
The Telegraph (Alton)