By Time Period
- 603
- Valerian
- Biography of the Roman ruler from the Catholic Encyclopedia focusing on his treatment of Christians.
- 605
- Emperors of Byzantium
- A chronological list of Emperors, from Constantine I (324-337 AD) to Constantine XI Dragases (1449-1453 AD). Biographies of several can by reached by following the hyperlinks.
- 606
- The Reign of Justinian, 527-565
- The Emperor responsible for the transition of the Empire from Eastern Roman to Byzantine. Lectures in Medieval History, by Lynn Harry Nelson, Emeritus Professor of Medieval History, The University of Kansas, Lawrence, Kansas.
- 608
- Trebonianus Gallus 251 - 253 CE
- Features pictures of coins minted under this Roman Emperor and a brief biography.
- 609
- A Casting of Runes Webring
- A webring dedicated to sites about runes... their history, myths, and other information.
- 610
- Arild Hauges Runes
- Explanations on the different European Futharks, Norse art, religion and history. [Norwegian and English versions]
- 611
- Mystery of the Futhark Alphabet
- Claim that the futhark and the Turkish gokturk alphabet have a common origin.
- 617
- Gaia
- Replica of a ship found buried at Gokstad, includes information about the excavations, specifications, photos, and general information about Viking ships.
- 618
- Leif Ericson Vikingship
- A Philadelphia-based organization dedicated to the promotion of the understanding and study of Viking exploration.