Direct answer
Kodaikanal is a cool, scenic hill station in Tamil Nadu, India. Before you go, plan for mountain weather, limited cellular/data pockets, hilly roads, and popular sights like Kodaikanal Lake, Coaker’s Walk, Pillar Rocks and Berijam Lake.
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Enjoy Kodaikanal’s cool climate, scenic walks and relaxed pace—plan for weather changes and hilly travel, and you’ll have a rewarding visit.