The grand Library of Celsus in the ancient Greek city of Ephesus.
Ancient Greek Home - I like the ancient Greek house set up.
The Temple of Asclepius. Epidauros, Greece. 380 B.C.
You may not know this, but ancient Greek architecture used to be just concrete (no reinforcing steel bars like concrete usually has today).
The Influence of Ancient Greek Architecture | eHow.com
Architecture and design - Greek
Mystras, Greece. Build with the stones of ancient Sparta
European Architecture — Greek temple plans
The line of the Parthenon in this photograph brings the focus to the top center. The strongest lines are diagonal, but there are also strong vertical lines with the pillars.
How the Parthenon in Athens, Greece originally looked in 432 B.C. (it began construction in 448 B.C.)