For Philip II, he painted a series of large mythological paintings known as the "poesie", mostly from Ovid, which scholars regard as among his greatest works. Thanks to the prudishness of Philip's successors, these were later mostly given as gifts, and only two remain in the Prado. Titian was producing religious works for Philip at the same time, some of which—the ones inside Ribeira Palace—are known to have been destroyed during the 1755 Lisbon Earthquake. The "poesie" series contained the following works: