Little Bighorn Battlefield National Monument
American National Monument.
Each edition grades its towns against each other only.

Hardin has 7 notable places within 60 miles, among them 2 national park units. Each year, some 228K people go to Bighorn Canyon National Recreation Area. The best-known trip out is to ZooMontana, 49 mi away.

American National Monument.
The towns around it, and where to stay →
Head to the northwest for most of the 4 on the list.
Orange: Hardin. Numbers: the best-known places, matching the list below. © OpenStreetMap contributors
You will find all 7 within 60 miles.
American National Monument.
Route across the United States commemorating the Lewis and Clark Expedition.
National Recreation Rrea in Montana and Wyoming in the United States.
Ranked by how many people look them up, so the famous places lead and the local favorites follow.
Little Bighorn Battlefield National Monument: 1025wil, CC BY-SA 3.0 · Lewis and Clark National Historic Trail: United States Army Center of Military History, Public domain · Pompeys Pillar National Monument: BLM photo, Public domain · Bighorn Canyon National Recreation Area: National Park Service, Bighorn Canyon National Recreation Area, Public domain · ZooMontana: Montanabw, CC BY-SA 3.0 · Yellowstone Art Museum: Clyde Charles Brown, CC BY-SA 4.0 · Western Heritage Center: Unknown authorUnknown author, Public domain