The Alexander Mosaic, which was excavated in the House of the Faun in Pompeii, Italy, depicts the Battle of Issos, which pitted Alexander the Great (above, seated on brown horse) against the ...

Hidden under the ash for almost 2,000 years, the mosaics that once adorned the wealthy homes and public buildings of Pompeii are now viewable by visitors to the site and museums around the world.