Full text in english translation, at Paul Halsall's History Sourcebooks. The text of Villehardouin is long, you may read the subtitles to just take a glimpse on the 1204 events at Constantinople and various greek cities caputred by the westerners.
Full text in english translation at Paul Halsall's Sourcebooks. Including a chapter on Uzbeg Khan, sultan of Turks and his wife, a byzantine princess. The author accompanies her at Constantinople and meets the emperor, goes to Hagia Sophia and tours the city.
12th century folksong: the epic cycle about ΔIΓENHΣ AKPITAΣ [δije`nis a`kritas] - Digenis Akritas, and the byzantine boarder soldiers. Di-genis means bi-genus, referring to his double parentage: greek and arabic.