The Dabbawala tiffin tour
Witness 5,000 lunches getting sorted at Churchgate at 11:45am, then trace the route back. Six Sigma in cotton.
A working logistics system that's older than most modern supply chains and gets studied at HBS. The tour is short — about 90 minutes — and the experience is fundamentally about watching India work at its most precise. Ends with a meal sourced from the system itself.