These holes tend to be rather large (over 6 inches wide) and occur where pocket gophers and ground squirrels live. The photo on the left is a badger den. Note the volume of dirt excavated. The photo at the right is a badger left after hunting for food.
Cities in Spain. Discover the most beautiful Spanish cities and sites such as the Madrid, Barcelona, Granada's Alhambra or the Plaza Mayor in Salamanca.
Madrid: Madrid is the capital of Spain. With about 3.3 million people, Madrid is the most populous city in Spain, with a metropolitan area of about 6.5 million. Madrid is the third largest city in the European Union, covering an area of 604.3 square kilometers (234.4 square miles).