1898 photograph of Thomas Dickert and Johann Friedrich Julius Schmidt’s model moon, which was constructed of 116 sections of plaster on a framework of wood and metal. Location: Chicago’s Field Columbian Museum.
Satellite image of the Lena river delta, one of the largest rivers in the world. The Lena Delta Reserve is the most extensive protected wilderness area in Russia. It is an important refuge and breeding grounds for many species of Siberian wildlife.