Rock Island Arsenal
Army post located on Arsenal Island on the Mississippi River.
Each edition grades its towns against each other only.

With nothing inside Princeton, the list has 4 places within 40 miles. They include 2 museums, a state park and a national historic site. The big name further out is Rock Island Arsenal, 57 mi from the centre.

State park in LaSalle County, Illinois, USA.
The towns around it, and where to stay →
The 4 outside town cluster to the north.
Orange: Princeton. Numbers: the best-known places, matching the list below. © OpenStreetMap contributors
26 places make the list, every one within 60 miles.
Army post located on Arsenal Island on the Mississippi River.
Place in Illinois on the National Register of Historic Places.
Building and historic site in Illinois, United States.
Historic house museum in Grand Detour, Illinois, USA.
Botanical garden in the above historic district.
Two-room schoolhouse museum, moved from Chana, Illinois to Oregon, Illinois.
Historic house in Metamora, Woodford County, Illinois.
Historic building in Rock Island, Illinois, USA.
Botanical garden and conservatory in Peoria, Illinois.
Historic former courthouse in Woodford County, Illinois.
Set of botanical gardens in Rock Island, Illinois.
Ranked by how many people look them up, so the famous places lead and the local favorites follow.
Parks and trails in Princeton → · Princeton’s history →
Rock Island Arsenal: Robert A, Ryan, J. Ceronia, and Bruce A. Harms, Photographers, Public domain · Starved Rock State Park: Chris Light (talk), CC BY-SA 3.0 · Black Hawk State Historic Site: Bill Whittaker (talk). Original uploader was Billwhittaker at English Wikipedia, CC BY-SA 3.0 · Ronald Reagan Boyhood Home National Historic Site: Teemu008 from Palatine, Illinois, CC BY-SA 2.0 · Egyptian Theatre, DeKalb: Andy McMurray, CC BY 2.5 · Figge Art Museum: Ctjf83, CC BY-SA 3.0 · Ellwood House: Paul R. Burley, CC0 · Putnam Museum: Ctjf83 of English Wikipedia (log), Public domain · Wildlife Prairie Park: Katherine Johnson, CC BY 2.0 · John Deere House and Shop: IvoShandor, CC BY 2.5 · Carl Sandburg State Historic Site: Robert Haugland, CC BY-SA 4.0 · Vander Veer Botanical Park: David Wilson, CC BY 2.0 · Buffalo Bill Cody Homestead: Kepper66, CC BY-SA 3.0 · Chana School: Ben Jacobson (Kranar Drogin), CC BY 2.5 · Adlai E. Stevenson I House: Nyttend, Public domain · Bickelhaupt Arboretum: Photo by Derek Ramsey (Ram-Man), CC BY-SA 2.5 · Black Hawk Museum and Lodge: Smallbones, CC0 · George L. Luthy Memorial Botanical Garden: Original uploader was ProfDEH at en.wikipedia, Public domain · Metamora Courthouse State Historic Site: ProfDEH, Public domain · Quad City Botanical Center: Ctjf83 at English Wikipedia, Public domain · Ryan Round Barn: Ibzumin, CC BY-SA 3.0 · Spider Hill: NatFee, CC BY-SA 4.0