He has a full map of the world tattooed on his back.
Once he's visited a country, its borders are coloured in with ink.
After his law career, he climbed Mount Kilimanjaro in 2006 which gave him the travel bug.
He returned home, sold everything, and has been travelling nine months a year ever since, he told the Mail.
"I only go back to Louisiana to see my family," Mr Passman said.
"I love so many countries - but all for different reasons.
"Nepal and New Zealand are just breathtaking but, my go-to country, where I can not stop returning to is Guatemala, and I've been there 20 times since my first visit in 2010. They have 'eternal spring' and the people are amazing."