Hum, Hrvatska Smallest town in the world @coloursofistria @aljazeerabalkans 📸 @Arjun Llenarisas @Inesica @Nikolina|Travel creator @Katarina Ceković #travel #travelbalkan #visitcroatia #croatia #bosnia #serbia #croatiafulloflife #hum #smallesttownintheworld
There is a #mysterious auditory #phenomenon all around the world where a #strange low #hum can be heard by 2% of people. Have you heard this sound? 🔊