On-land part of a large caldera, which is mostly underwater. Pozzuoli, Napoli, Italy.
Vertical exaggeration 1.5x.
* Generator: [DEM Net Elevation API](https://elevationapi.com)
* Digital Elevation Model: [SRTM_GL1 OpenTopography](https://opentopography.org/)
* Imagery: [Esri World Imagery](https://services.arcgisonline.com/ArcGIS/rest/services/World_Imagery/MapServer)