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

Around Viola, the places to visit include 8 museums, 2 gardens and an ancient site. There is no place to visit inside Viola; there are 12 within 40 miles. A typical year brings about 77K visitors to Figge Art Museum. Travel 59 mi and you reach Kinnick Stadium.

Army post located on Arsenal Island on the Mississippi River.
The towns around it, and where to stay →
Head to the north for most of the 12 on the list.
Orange: Viola. Numbers: the best-known places, matching the list below. © OpenStreetMap contributors
All of it lies within 60 miles: 21 places.
Army post located on Arsenal Island on the Mississippi River.
Presidential library and museum for U.S. President Herbert Hoover in West Branch, Iowa.
National Historic Site in West Branch, Iowa, United States.
Natural history museum in Iowa, US.
Botanical garden in the above historic district.
Historic building in Rock Island, Illinois, USA.
Listed on the National Register of Historic Places in Muscatine County.
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.
Rock Island Arsenal: Robert A, Ryan, J. Ceronia, and Bruce A. Harms, Photographers, Public domain · Kinnick Stadium: Count_de_Des_Moines (talk) (Uploads), CC BY-SA 3.0 · Herbert Hoover Presidential Library and Museum: Shadow2700, Public domain · Carver–Hawkeye Arena: Asolsma1988, CC0 · Herbert Hoover National Historic Site: Billwhittaker, 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 · Figge Art Museum: Ctjf83, CC BY-SA 3.0 · Putnam Museum: Ctjf83 of English Wikipedia (log), Public domain · Wildlife Prairie Park: Katherine Johnson, CC BY 2.0 · University of Iowa Stanley Museum of Art: w_lemay, CC BY-SA 2.0 · Carl Sandburg State Historic Site: Robert Haugland, CC BY-SA 4.0 · University of Iowa Museum of Natural History: Billwhittaker (talk) at en.wikipedia, CC BY-SA 3.0 · Vander Veer Botanical Park: David Wilson, CC BY 2.0 · Buffalo Bill Cody Homestead: Kepper66, CC BY-SA 3.0 · Crapo Park: Ian Poellet, CC BY-SA 3.0 · Bickelhaupt Arboretum: Photo by Derek Ramsey (Ram-Man), CC BY-SA 2.5 · Black Hawk Museum and Lodge: Smallbones, CC0 · Pine Creek Gristmill: Kepper66, CC BY-SA 3.0 · Quad City Botanical Center: Ctjf83 at English Wikipedia, Public domain · Ryan Round Barn: Ibzumin, CC BY-SA 3.0