Jeongseon Local History Museum is a free museum near Hwaam Cave at 12-1 Hwaamdonggul-gil, Jeongseon, Gangwon Province. Its KTO listing identifies a geological-park visitor center on the first floor and exhibits about local history and folk culture on the second. The published hours are 9:30 a.m.–5 p.m., with no regular closing day listed.
The accessible-travel page mentions designated parking, an entrance ramp, a lift and accessible toilets. Accessibility inside the museum is separate from the question of whether visitors can move through nearby Hwaam Cave.
If combining both stops, check the cave’s tickets, transfers and stairs or steep sections against the cave operator’s current information.