Croatia
Rupnica near Voćin: Croatia's 80-Million-Year-Old Volcano
Rupnica, near Voćin, is Croatia's first geological natural monument and preserves unique volcanic columns of albite rhyolite found nowhere else in the world.
Travel
Mysterious Red Lake near Imotski hides almost 527 meters of depth
Nestled in a karst depression near Imotski, the Red Lake impresses with a vertical drop of nearly 527 meters and stories that spark the imagination.