Travertine is one of the most frequently used stones in antique as well as in modern architecture, and is commonly seen as facade material, wall cladding, and flooring. The largest building in the world constructed largely of travertine is the Colosseum in Rome. Another notable building using travertine extensively is the Getty Center in Los Angeles, California. The best sorts of travertine are being imported from Iran, Turkey and Italy where the famous travertine beds are situated in Tivoly town not far from Rome. Mostly travertine is seen in light creamy shades, at the same time it could be found in bright yellow and red tones.