July 13, 2021 Facebook Vientiane to Phnom Penh via Bangkok; Ho Chi Minh City to Luang Prabang by way of Hanoi and Kunming; Hong Kong to Singapore via half of those stations plus Kuala Lumpur – train travel between some of Southeast Asia’s biggest cities is looking increasingly feasible. Asia is investing heavily in rail infrastructure just as the growing “slow travel” movement in Europe – which sees passengers swapping flights for less carbon-emitting train travel, especially for journeys of just a few hours – is prompting countries there to do the same. While many of Southeast Asia’s railways are legacies of colonial occupation, most survived in some form into independence and are being upgraded even as new lines are being laid.