The document provides information about the physical features of several cities around the world, including Denver, Colorado; Rome, Italy; Buenos Aires, Argentina; Beijing, China; Sydney, Australia; and Nairobi, Kenya. For each city, key details are given about the climate, latitude and longitude, and some of the major physical features like rivers, lakes, mountains, and beaches within or near each location. A variety of online sources are also listed that provide additional information on the geography of these cities.