Mid 7th - early 6th Century B.C.
Necropolis of San Cerbone, Baritta, at the base of Populonia on the western coast of Italy. This structure was under 20 meters of Iron-Ore slag, thus preserved and discovered in the early 20th century.
Taking measurements allows me to learn about proportions and effect.
Interior and passage way into the Tomb. 7th-6th Century, B.C.