The US is one of the only countries that doesn't guarantee paid vacation — here are 25 places where workers get a full month off

• The US is one of the only countries in the world that does not guarantee workers paid time off. 
• 25 countries provide at least 28 days of paid vacation per year, according to a recent study.
• Do you live or work in a country that guarantees paid vacation? Share your experience by emailing this reporter at htowey@insider.com.

Summer is on the horizon. For some lucky Americans, that might mean two weeks of PTO and an occasional summer Friday.