Although every home on the planet will have a roof so as to keep its occupants and their belongings safe from the intrusion of weather, there are many types of roofs used around the world that look nothing like the common asphalt roofs of the United States and Alexandria VA. While traditional asphalt roofs might require roof repairs on a regular basis, something like a ceramic roof, the type of which might be found in the Mediterranean, has the potential to last up to eighty years. Interlocking copper shingles are another type of roof commonly used in island nations due to ease of installation.