Eachanari Vinayagar Temple is one of Coimbatore's best-known Ganesha temples, standing on the road south toward Pollachi. Its main draw is the large Vinayagar idol and the steady flow of worshippers who stop before journeys, exams, business openings, and family events.
The temple is active rather than museum-like, so the visit is about atmosphere, ritual, and local devotion. Go outside peak prayer times if you want a calmer look, and dress as you would for any working South Indian temple.