The world is full of beautiful and strange places to visit and marvel at. Some are thousands of years old, others modern and recently discovered. Inside World’s Strangest Places, kids will discover the city where everything is underground, a post officeyou need a swimsuit to visit, and secret locations that, well, are far too secret to mention here. And with our ‘strange-o-meter’, they can compare each place based on its uniqueness, wow factor, surreality and mysteriousness.Places include:Pig beach in the BahamasPlane Graveyard in ArizonaRainbow Mountain in PeruChocolate Hills in the PhilippinesChristmas Island in the Indian OceanArea 51 in NevadaCrooked Forest in PolandSalt flats of Uyuni in BoliviaEye of the Sahara in MauritaniaSnake Island in BrazilStonehenge in EnglandBermuda TriangleCave of the Crystals in MexicoNazca lines in PeruOther titles in the series include:- World’s Strangest Predators- World’s Strangest Ocean Beasts