The city of St. Louis, MO, is located on the Mississippi River at about 38.6oN and 90.3oW. I annotated the map below with a trail that indicates the location of sundials in the St. Louis region. Distances, in miles, between sites along the trail are indicated. Click on a site in the map to learn about sundials there.
| site 1 | Cahokia Mounds State Historical Site |
| site 2 | St. Louis University Hospital |
| site 3 | Missouri Botanical Garden |
| site 4 | St. Louis Children's Hospital |
| site 5 | Forest Park |
| site 6 | Washington University (Danforth Campus) |
| site 7 | Long Elementary School |
| site 8 | Jefferson Barracks |
| site 9 | Arsenal |