Visit the one of the most well-known burial grounds in the world, the magical bone church in Sedlec, ossuary of Kutná Hora. During this 6,5-hour guided trip you'll also see the Gothic St. Barbara's Cathedral in Kutna Hora, the second richest city in the Kingdom of Bohemia. For video game players, it's perhaps interesting that The world-famous video game Kingdom Come is set in medieval Kutná Hora.