Mosaic depicting the Greek historian Thucydides. The object is dated to the 3rd century CE and was found in Jerash (Jordan). You can now admire it in the Pergamon Museum in Berlin. [800x636]
Limestone funerary stela of the gatekeeper Maaty. Thebes, Egypt, early Middle Kingdom, dynasty 11, Reign of Mentuhotep II, ca. 2051-2030 BC. Metropolitan Museum of Art collection [3921x2491]
The Carolingian nave of the Église Saint-Martin d'Angers. The church was originally built in the 4th to 5th century with consistent additions into the Gothic era [1024x768]
Saw this at Rijksmuseum Amsterdam yesterday and loved the craftsmanship on it. There really is not a single straight edge on it. It is believed to perhaps have been made by a sculptor rather than a carpenter.