Icons are a popular form of religious art, and they can be found in homes and churches around the world. They are usually painted on wood or metal, and they often depict scenes from the Bible or other religious texts. Icons typically have a protruding hook on the back, which is used to hang them on walls or in other locations. They may also be placed on shelves or on stand-alone displays. In addition to their religious significance, icons are also prized for their artistic value. They are often hand-painted, and they can be quite elaborate in their design. As a result, icons can be both beautiful and meaningful, making them a cherished part of many people's homes.