The ancient art of mosaic has been used for thousands of years to decorate places of worship, from Roman temples to Byzantine cathedrals and Persian mosques. Today, mosaics are ubiquitous, though not any less beautiful, and can be seen in parks, subway stations, even people's houses.
Our pick of 25 mosaics around the world reflects famous historical pieces, as well as a peppering of contemporary styles. Feel free to add your favorites!