Natural-History Tours



Baraboo Syncline and Environs, Wisconsin (geology & botany)

Botany of Brooklyn’s Prospect Park

Botany of Manhattan’s Central Park

Chicago’s Graceland Cemetery (architectural geology)

Chicago’s Hyde Park Neighborhood (architectural geology)

Downtown Chicago (architectural geology)

Driftless Area of Wisconsin (geology & botany)

DuPage County (geology)

Evanston, Illinois (architectural geology)

Highland Park, Illinois (architectural geology)

Illinois Beach State Park  (geology & botany)

Illinois’ North Shore (geology & botany)

Indiana Dunes National Lakeshore (geology & botany)

Kenosha Dunes Preserve, Wisconsin (geology & botany)

Kenosha, Wisconsin (architectural geology)

Lake Forest, Illinois (architectural geology)

Matthiessen State Park, Illinois (geology & botany)

Middlefork Savanna, Lake Forest, Illinois (botany)

Naperville, Illinois (architectural geology)

Northern Iowa and Southern Minnesota (geology & botany)

Northern Minnesota and the Lake Superior Region (geology & botany)

Northwestern Illinois: Rock River Hill Country and the Driftless Area (geology & botany)

Oswego, Illinois (architectural geology)

Racine, Wisconsin (architectural geology)

Rock River Valley, Illinois (geology & botany)

Shaw Prairie, Lake Forest, Illinois (botany)

Southern Illinois — Shawnee National Forest and Environs (geology & botany)

Starved Rock & Matthiessen State Parks, Illinois (geology & botany)

Street Tree Botany of Manhattan

Trans-Pecos Texas, including Big Bend and Guadalupe Mountains National Parks (geology & botany)

Winnebago & Stephenson Counties, Illinois (geology & botany)

Wisconsin’s Door Peninsula (geology & botany)

Wisconsin’s Lake Superior Shore (geology & botany






Adlai Stevenson High School

Association of Environmental & Engineering Geologists, North Central Section

Burpee Museum

Carl Sandburg High School

Chicago Architecture Foundation

Chicago Botanic Garden

Citizens for Conservation, Barrington

Ela Area Public Library District

Francis Parker School, Chicago

George Williams College

Greeley Elementary School, Winnetka

Highland Park High School

Highland Park Parks Department

Hyde Park Historical Society, Chicago

Jo Daviess Conservation Foundation

Junior Garden Club of Lake Forest

Kenosha Public Museum

Lake Forest College

Lake Forest Open Lands Association

Lake Forest Senior Center

New York Street Tree Consortium

North Shore Senior Center


St. Charles Park District

The Morton Arboretum

The Nature Conservancy