Vietnam
Vietnam runs like a spine down the map: limestone bays in the north, imperial ruins and lantern towns in the middle, a nine-armed river delta in the south.
Hà Nội → Cà Mau · 1,650 km →Laos
Laos is the exhale of the trip.
Luang Prabang → Si Phan Don · slow by design →Cambodia
Cambodia front-loads the wonder: the largest religious monument on earth, then a capital rebuilding itself at speed, then islands that still feel early.
Siem Reap → the islands · empire & ocean →Vietnam e-Visa, step by step (and the mistakes that get refusals)
The 90-day e-visa is the easiest entry Vietnam has ever offered — if your photo, passport scan and name formatting don't trip the system.
Booking the Laos–China Railway without a Lao phone number
The train that shrank Vientiane–Luang Prabang to two hours sells out days ahead. Here's the booking maze, solved.
The Angkor Pass, decoded: which ticket, where to buy, how to use 3 days well
US$37, $62 or $72 — and the difference between a temple checklist and actually seeing the empire is how you spend day two.