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My journey to every country on the planet

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A city in Yemen, one of the countries Guillebeau plans on visiting this year.
A city in Yemen, one of the countries Guillebeau plans on visiting this year.

Chris Guillebeau

AC360° Contributor

On a six-hour train trip through Eastern Europe several years ago, I counted up the dozens of countries I had been to and realized I was in reach of 100. Doing a quick time-and-money estimate in my journal, I calculated that the cost to get to 100 would be about $30,000.

My first thought: only $30,000? My friends were buying S.U.V.s with that kind of money. I could have a large vehicle or

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