The families of Bianca Jones and Holly Bowles have arrived in Thailand to bring their bodies back home as tributes pour in.

An Australian teenager has become the sixth foreign tourist to die in a suspected mass methanol poisoning in Laos, as a growing list of countries warned of the potentially fatal consequences of drinking tainted alcohol in the Southeast Asian country.

An American is among at least five tourists who have died after visiting a town in Laos where concerns have arisen about alcohol tainted with methanol.