The old city's central avenue is closed to traffic for the weekly Sunday Walking Street, a convergence of provincial culture, commerce and people-watching. It is also a resurrection of the itinerant merchant tradition from the ancient caravan days.
Vendors line the length of Th Ratchadamnoen. The temples host food stalls selling northern Thai cuisine and other shopping-stamina boosts. The market gets very crowded, so come early. There is also a Saturday Walking Street.