across the valley from the pavilion, and against the eastern wall of the unfinished Temple of Claudius. The nymphaeum was made up of tiered columns and semicircular and rectangular niches; it would have contained a large sculptural group at the centre. Archaeological excavations confirm that the water cascaded from the top of the nymphaeum down into 4 basins. The aqueduct fed the nymphaeum and ultimately the lake.

Nero also commissioned from the Greek Zenodorus