The recycled buildings of Rome, long dismissed by architects, are getting a reappraisal as a model for how to reduce waste while creating something fresh.

The victory of the Roman emperor Trajan over the Dacians in back-to-back wars is carved in numerous scenes that spiral around a 126-foot marble pillar in Rome known as Trajan’s Column.

Sequence 2: Roman architecture Partners work together to create three symmetrical shapes or balances, inspired by Roman columns, arches and bridges. They develop smooth linking movements or ...