According to the Instituto Nacional do cancer (National cancer Institute), skin cancer continues to be the most common type of cancer for both men and women in Brazil.

根据国家癌症研究所(Instituto Nacional do cancer)报告，皮肤癌仍是巴西男女最常患的癌症类型。

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According to figures by the International Telecommunications Union (ITU) and the Instituto Nacional de Estadistica y Geografia, internet access in Mexico has risen from 2.7% of the population in 2000 to 29.4% in 2010, bringing over 32, 000, 000 million people online.

FORBES: Using Joe And Jane's Money, The OECD Exploits Joe And Jane

Those travelling on a more open schedule, or rather those who do not have a specific date pinpointed to make it up the mountain, can purchase their tickets in person at the Instituto de Cultural Nacional de Cusco located off the Plaza de Armas in Cusco, as well as the Machu Picchu Cultural Center in Aguas Calientes.

BBC: Securing tickets for Machu Picchu