There are two ATMs in Antarctica. They are both located at McMurdo Station and are operated by Wells Fargo. The challenges of servicing the machines are significant. Anyone who is going to work on the machines has to plan about ten months in advance. Flights in and out of Antarctica are typically grounded during the coldest months, and conditions can change in a matter of hours. As a result, those who go there have to be prepared to stay for several months. Technicians must be cleared with a physical, dental, and psychological evaluation, in addition to being trained in how to work on the machines themselves.

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