Tallgrass Prairie National Preserve
In the Flint Hills region of Kansas, US.
Each edition grades its towns against each other only.

Visitors to Osage City can choose from 9 museums, 2 zoos & aquariums and 2 gardens. Nothing is mapped inside Osage City, but 16 places to visit are within 40 miles. Some 28K visitors a year come to Tallgrass Prairie National Preserve. Further out, Flint Hills Discovery Center is 55 mi away.

In the Flint Hills region of Kansas, US.
The towns around it, and where to stay →
Out of town, most of the 16 are to the north.
Orange: Osage City. Numbers: the best-known places, matching the list below. © OpenStreetMap contributors
Nothing is inside Osage City itself; these 20 are within 60 miles.
In the Flint Hills region of Kansas, US.
National Historic Site of the United States in Topeka, Kansas.
Natural history museum and research institute in Kansas, United States.
Theater and concert venue in Lawrence, Kansas, United States.
American non-profit organization that honors exceptional school teachers.
Heritage center, science center in Manhattan, Kansas.
Ranked by how many people look them up, so the famous places lead and the local favorites follow.
Parks and trails in Osage City →
Tallgrass Prairie National Preserve: Samstone13, CC BY-SA 4.0 · Brown v. Board of Education National Historical Park: James Michael DuPont, CC BY-SA 3.0 · Spencer Museum of Art: Alan Islas, CC BY-SA 4.0 · Combat Air Museum: Eric Friedebach, CC BY 3.0 · University of Kansas Natural History Museum: InaMaka, CC BY 3.0 · Granada Theater: Catboy69, CC0 · Kansas Museum of History: Sesamehoneytart, CC BY-SA 4.0 · National Teachers Hall of Fame: Corkythehornetfan, CC BY-SA 3.0 · Flint Hills Discovery Center: Kgwo1972, CC BY-SA 3.0 · U.S. Cavalry Museum: US Army, Public domain · Allen County Jail: Gordon Huggins, CC BY 2.0 · Elizabeth M. Watkins Community Museum: Bhall87 (talk), CC BY-SA 3.0 · Old Depot Museum: Bhall87 (talk), CC BY-SA 3.0 · Old Prairie Town at Ward-Meade Historic Site: OldPrairieTown1, CC BY-SA 4.0 · Reinisch Rose Garden and Doran Rock Garden: Marion Doss, CC BY-SA 2.0