- Northeastern Minnesota & the Mesabi Iron Range
- Northern Iowa and Southern Minnesota
- Wisconsin's Baraboo Hills & Driftless Area
- Coral Woods Preserve, Illinois
- Starved Rock & Matthiessen State Parks, Illinois
- Shawnee National Forest & Environs, Southern Illinois
- Nachusa Grasslands Preserve, Illinois
- Marengo Ridge Preserve, Illinois
- Illinois Beach State Park, Illinois
- Downtown Chicago, Illinois (architectural geology)
- Hyde Park District of Chicago, Illinois (architectural geology)
- Volo Bog State Natural Area, Illinois
- Kettle Moraine & Door Peninsula, Wisconsin
- The Fox River of Illinois (natural-history canoe trip)
- The Illinois and Michigan Canal (natural-history canoe trip)
- Nippersink Creek, Illinois (natural-history canoe trip)
- Orchid Growers of the Chicago Region
- Kenosha Sand Dunes Preserve, Wisconsin
- Oakwood Hills Fen, Illinois
- Legally Permitted Fossil Collecting in the Mazon Creek Region, Illinois
- Legally Permitted Fossil Collecting in La Salle County, Illinois
- Oswego, Illinois (architectural geology)
- Geneva, Illinois (architectural geology)
- St. Charles, Illinois (architectural geology)
- Naperville, Illinois (architectural geology)
- Highland Park, Illinois (architectural geology)
- Lake Forest, Illinois (architectural geology)
- Racine, Wisconsin (architectural geology)
- Kenosha, Wisconsin (architectural geology)
- Lockport, Illinois (architectural geology)
- Lower Des Plaines River Valley, Illinois
Ray Wiggers has the following talks slated for 2010. Please visit his personal website's Tours page for more information.
- Saturday 15 May 2010, 9:00 a.m. Geology of the Mississippi River Valley and Illinois Bluff in the Alton, Illinois Area. A half-day public tour hosted by the Nature Institute, 2213 S. Levis Lane, Godfrey, IL. For more information, contact the Nature Institute at (618) 467-2521. NOTE: This tour is part of a two-day series that also includes my lecture Glaciers to Wildflowers: How Illinois' Living Landscapes Came to Be at 7:00 p.m. on Friday 14 May. See my Lectures Page for details on the 5/14 component.
- Wednesday 13 October 2010, 8:30 a.m. - 5:30 p.m. Geology and Natural History of Starved Rock State Park, Illinois. A full-day public tour hosted by the Lake Forest-Lake Bluff Senior Center, 100 E. Old Mill Road, Lake Forest, IL. For more information, contact the Senior Center (847) 810-4676.