While it's not the Twin Galaxies arcade, this was the only place I found arcade machines this trip...

Ottumwa 8 Theatre
1215 Theatre Drive,
Ottumwa, IA 52501



Game list --

Harley Davidson Motor Cycles - Sega - Sit down
Ford Racing Full Blown - Sega - Sit Down
Off Road Challenge - Midway - Sit Down
Cruisin' Exotica - Midway - Sit Down
Big Buck World - Raw Thrills
Multicade - 60-in-1 with just Donkey Kong, Frogger, Ms. Pac-man & Galaga enabled.