Iron Gate, Portile de Fier, gorge of river danube through the southern carpathian Mountains, a national park on the serbian and romanian side of the river,The Monastery Mraconia in the Cazanele MiciEurope, Eastern Europe, Romania

architecture art artificial lake border river canyon carpathian mountains cazanele mici church dam danube derap eastern europe energy production environmental destruction europe exposed gorge iron gate landscape monastery monastirea mraconia narrow narrows national park portile de fier religion reservoir river river landscape romania serbia shipping southern carpathian mountains valley vertical waterway