Alto Pass, Illinois Highways, Secondary Highways, etc

Latitude: 37.568 (37°34′5″N), Longitude: -89.3207 (89°19′15″W)

Latitude: 37.5694 (37°34′10″N), Longitude: -89.3232 (89°19′24″W)

Latitude: 37.5683 (37°34′6″N), Longitude: -89.3214 (89°19′17″W)

Latitude: 37.5701 (37°34′13″N), Longitude: -89.3177 (89°19′4″W)

Latitude: 37.5698 (37°34′11″N), Longitude: -89.3221 (89°19′20″W)

Latitude: 37.5723 (37°34′20″N), Longitude: -89.3167 (89°19′0″W)

Latitude: 37.5705 (37°34′14″N), Longitude: -89.3172 (89°19′2″W)

Latitude: 37.5702 (37°34′13″N), Longitude: -89.3182 (89°19′6″W)

Latitude: 37.5818 (37°34′55″N), Longitude: -89.3226 (89°19′22″W)

Latitude: 37.5709 (37°34′15″N), Longitude: -89.3176 (89°19′3″W)

Latitude: 37.574 (37°34′26″N), Longitude: -89.3191 (89°19′9″W)

Latitude: 37.5729 (37°34′22″N), Longitude: -89.3203 (89°19′13″W)

Latitude: 37.5719 (37°34′19″N), Longitude: -89.3165 (89°18′59″W)

Latitude: 37.5722 (37°34′20″N), Longitude: -89.3198 (89°19′11″W)

Latitude: 37.5772 (37°34′38″N), Longitude: -89.3202 (89°19′13″W)

Latitude: 37.5715 (37°34′17″N), Longitude: -89.3165 (89°18′0″W)

Latitude: 37.5758 (37°34′33″N), Longitude: -89.3202 (89°19′13″W)

Latitude: 37.5703 (37°34′13″N), Longitude: -89.3183 (89°19′6″W)

Latitude: 37.5732 (37°34′24″N), Longitude: -89.3192 (89°19′9″W)

Latitude: 37.5685 (37°34′7″N), Longitude: -89.3178 (89°19′4″W)

Latitude: 37.5702 (37°34′13″N), Longitude: -89.3193 (89°19′9″W)

Latitude: 37.5749 (37°34′29″N), Longitude: -89.3198 (89°19′11″W)

Latitude: 37.5681 (37°34′5″N), Longitude: -89.3198 (89°19′11″W)

Latitude: 37.5684 (37°34′6″N), Longitude: -89.3201 (89°19′12″W)

Latitude: 37.5734 (37°34′24″N), Longitude: -89.3191 (89°19′9″W)

Latitude: 37.5717 (37°34′18″N), Longitude: -89.321 (89°19′15″W)