Vietnam
Best arrival window: December, dry and warm in HCMC and cool in Hanoi. Nomads cluster in Ho Chi Minh City (Districts 1 and 3), Da Nang (An Thuong) and Hanoi (Tay Ho); retirees choose Da Nang's My Khe beach area, Hoi An or Nha Trang. Hanoi winter haze pushes PM2.5 to 80 to 180 µg/m³ (unhealthy) January to March; the central coast and HCMC stay clear.
Sub-scores
Cities tracked
City air quality
Live AQI map
Surface PM2.5 forecast from ECMWF, via Windy. Open larger map →
Quick facts
Visa
Detailed Vietnam guides
Country-specific deep dives. Each page is verified and dated.
Visa
Tourist, retirement and long-stay routes.
Taxes
Residency, brackets, treaty status, foreign-income rules.
Housing
Rental market, leases, foreign ownership rules.
Healthcare
Public, private and insurance options.
Internet
Speeds, providers, mobile data plans.
Safety
Crime, scams, traffic and risk areas.
Banking
Accounts, transfers, FX.
Pets
Import rules, vaccination, paperwork.
Transport
Getting around and intercity travel.
Culture
Etiquette, religion, language.
Cost of living
Sample budgets and regional variation.