Öxarárfoss is a picturesque waterfall located in Þingvellir National Park, Iceland. It cascades over the cliffs of Almannagjá gorge, marking the boundary between the North American and Eurasian tectonic plates. With a height of 13 meters and an average width of six meters, it's a popular spot for visitors year-round. In winter, the waterfall freezes over, creating a stunning icy landscape.