Lorica, Colombia

Life in Lorica is not for the faint of heart. With a population of over 110,000 packed into just 120 square kilometers, the city has a density ratio that can feel suffocating. Lorica was designated a heritage town in 2010, but that designation does little to address the persistent bureaucratic headaches faced by residents. The climate, while tropical, also brings its own set of challenges - an issue that likely deters all but the most hardy expats.

Overall, Lorica seems best suited for Colombians seeking a slice of small-town heritage, or adventurous retirees undaunted by the city's crowded conditions and administrative hassles.