many of them older than anyone even remembers. spanish gypsies or gitanos have lived here in caves-turned-homes like this for hundreds of years. [ man speaking spanish ] [ singing and clapping ] >> crowd: aley! aley! >> anthony: they call this a juerga, an informal, intimate, and spontaneous performance. what jazz musicians might recognize as a jam session. >> alicia: this is it, granada, the only place in the world where you get to see real flamenco in a cave. >> anthony: alicia, like just about pretty much everyone in granada, is an aficionado. [ curo speaking spanish ] [ singing ] >> anthony: our host, curo, is a poet, historian, and a patriarch of the gitano community here -- an icon of the flamenco world. gitano, a gypsy traveler or roma people are more embraced by the culture here than most other places in europe. >> alicia: well, we have our own