Global Volcanism Program | Image GVP-03754
On July 7, 1944, a tongue of black lava (left) approaches the church of San Juan Parangaricutiro. Residents had already evacuated the town, which had first been invaded by lava flows on June 17. By the time the flow stopped in early August the church was entirely surrounded by lava.
Photo by William Foshag, 1943 (Smithsonian Institution, published in Luhr and Simkin, 1993).