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Greek Post-and-Lintel
A building system using two vertical posts supporting a horizontal beam (lintel), characteristic of ancient Greek architecture and foundational in Western architectural tradition.
Colosseum
An iconic ancient amphitheater in Rome, known for its vast size and for hosting gladiatorial combats, spectacles, and public entertainments.
Arch
A curved structural member that spans an opening and is generally composed of wedge-shaped blocks (voussoirs) that transmit the downward pressure laterally. See also thrust.
Lost Wax
A method of metal casting in which a molten metal is poured into a mold that has been created using a wax model, which is then melted away and lost.
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