Landschap met zwavelbron (boven), man op de kraterrand van de Sibayakvulkaan (midden) en blokhuis op een vulkaanhelling (onder) op Sumatra before 1898

This black and white photograph, taken by Carl J. Kleingrothe before 1898, depicts various scenes from the island of Sumatra. The top image shows a sulfur spring, the middle depicts a man standing on the edge of the Sibayak volcano crater, and the bottom image shows a blockhouse on the slope of a volcano. Kleingrothe’s photographs provide insight into the natural landscape of Sumatra, offering a glimpse into the unique geography and volcanic activity of the region. These images offer a valuable historical record of this remote part of the world, highlighting the region's distinctive features.