Parnaíba, Brazil

With a population of just 127,929, Parnaíba is a far cry from the bustling metropolises many expats dream of. The city's economy relies heavily on exports like carnauba wax and babassu oil, though its tourism potential is growing thanks to the stunning Parnaíba Delta. However, don't expect a seamless transition - the bureaucracy here can be a persistent headache.

Those drawn to Parnaíba's natural beauty and slower pace may find it a rewarding, if challenging, new home. But for career-driven expats seeking big-city amenities, this sleepy coastal town is likely not the right fit.