Hi, we're planning a rtw trip, I've posted a thread in the star alliance forum but someone said I might have more luck with one world (but they also said overlanding counts towards your milage, is that right?), so I thought I could post my shedule and someone could give us some advice to see if it was possible, cheers in advance

London to Mexico City

Mexico City to Quitto (probably via Miami)
(Overland to Lima)

Lima to Cusco
(Overland to Arica)

Arica to Punta Arenas
(Overland to Santiago)

Santiago to Auckland
(Overland to Queenstown)

Queenstown to Sydney

Sydney to Brisbane

Brisbane to Singapore
(Overland to Bangkok)

Bangkok to Ho Chi Minh City
(Overland to Vientiane)

Vientiane to Bangkok

Bangkok to London