Cho Hom in Hanoi is the Hai Ba Trung district's dry-goods market on Hue street, a quieter alternative to Dong Xuan with Northern food ingredients and Tet.
Cho Long Bien in Hanoi is the city's biggest wholesale produce market under the 1898 Long Bien Bridge, running through the night and peaking 02:00-05:00.
Order: A bowl of pho at one of the bridge-foot stalls at 04:00; the bun rieu crab noodles run earliest.
Tip: Grab a taxi or motorbike, not Grab car (the alley routes block large vehicles). Operating since 1992.
Cho Quang Ba in Hanoi is northern Vietnam's largest wholesale flower market on the West Lake bank, running 23:00-05:00 with pho stalls on the lake side.
Order: A pho or banh mi from the lake-side stalls along Au Co; the market wraps up by sunrise.
Tip: Best photographed 02:00-04:00 when buyers arrive from across northern Vietnam. Taxi or motorbike only at that hour.