Chiang Mai and Chiang Rai — 3 days

Chiang Mai in depth, then a day trip to Chiang Rai. Day-by-day itinerary: Wat Phra That Doi Suthep; Old city & walls; Chiang Rai.

Day-by-day itinerary

Day 1 — Wat Phra That Doi Suthep

Day 2 — Old city & walls

Day 3 — Chiang Rai