As of 2006, you can take a 48-hr. ride between these 2 cities, with a stretch on the world's highest railroad
In alliance with Japan during World War II, Thailand became a US ally 
..... flights into these smaller Thai cities, meaning you can skip the ever-present .... 
a slow ride; the 2-hour flight to Singapore will take you close to 48 hours by rail,... [DOC] [TLE] HIGH TRAIN TO TIBET / World's highest railway is breathtaking feat ... [PAR] Nov 5, 2006 ... Each rail car on the "Sky Train," as the Chinese call it, has a trio of sinks, ... travels 
on the Tibetan grasslands near Lhasa, Tibet Saturday July 1, 2006.