19May Natural sand pyramids near Melnik, Bulgaria Bycalvinfuller// Comments are Off// UncategorizedNatural sand pyramids near Melnik, Bulgaria#travel, #eastern europe, #Tourism, #europe, #BulgarienPrevious: Swirling Storm, NebraskaNext: Spiral Staircase, Chateau, Provence, FranceAbout The Author calvinfuller