Calzaghe will fly to America on 5 April to begin acclimatisation, alongside stable-mates and sparring partners Bradley Pryce and Nathan Cleverly.

BBC: Calzaghe banking on world support

No longer is the trail an endless line of teahouses and lodges, and the villages are well spaced to assist trekkers with altitude acclimatisation.

BBC: Nepal��s other Everest

La Paz is possibly the better option because it is located at an altitude of 3, 650m, so that you can start your altitude acclimatisation here.

BBC: How to climb a South American volcano

After a couple of weeks of acclimatisation, a fit person with little technical knowledge can feasibly summit Mt Chimborazo, the highest in the country.

BBC: Scaling the Ecuadorean Andes

These two poles of experience roughly speaking, Russian acclimatisation and Germanic colonisation anchor Joseph Horowitz's masterful study of how the Russian revolution, the rise of European fascism and the second world war all transformed the American performing arts by sending an unprecedented wave of immigrants and refugees from Eastern Europe.

ECONOMIST: America's performing arts