Travertine is used as building material. Travertine tiles are very beautiful and is often used as exterior cladding on buildings, flooring tiles and kitchen countertop backsplash tiles. Travertine is mostly used for paving patios and garden paths. It is also known as travertine limestone or travertine marble. The Coliseum in Rome, having stood for over 2000 years, is perhaps the most famous travertine structure in the world.