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Places worth the detour in Illinois

Detourmap lists 25 places in Illinois, United States, across 2 kinds of detour. Best known: Cahokia. 21 rank as little-known. Click any card to open it on the map.

Archaeological14 Nature11
Places
25
Oldest
Cahokia 1050
Little known
21 of 25
Share of United States
1%

Illinois 25

All 25, best known first.

Elsewhere in United States

California463 Alaska334 Washington258 Wyoming198 Oregon187 Utah179 Colorado154 Arizona144 New York137 Florida107 Texas106 North Carolina104

All 4,064 places worth the detour in United States →

Questions about this page

What is the best known place worth the detour in Illinois?

Cahokia, 11th century. Archaeological site near East St. Louis, Illinois, USA. It leads because more Wikipedia language editions cover it than any other place here.

How many places worth the detour are there in Illinois?

25: 14 archaeological & historic sites and 11 nature & landscapes. 21 of them are little known — they carry a Wikipedia article in only a handful of languages.

What is the oldest place on this map in Illinois?

Cahokia, dated to 1050. 9 of the 25 places here carry a founding date at all.

What counts as Illinois here?

Wikidata's own administrative boundary: a place is in Illinois if its located in the administrative territorial entity chain leads there. Illinois is a first-level division of United States, the same level as a state or a province.

Where does this information come from?

Every place is drawn from Wikidata (CC0), with photographs from Wikimedia Commons and a link to its English Wikipedia article. Selection is deterministic: a place is here because Wikidata files it under one of the classes this atlas carries and it has coordinates, a photo and an article. Nothing is written or chosen by an AI, and the ranking is simply how many Wikipedia language editions cover a place.