Arequipa, Peru
Sillar Stone

Sillar is the pale volcanic rock that gives Arequipa its nickname, the White City. Quarried from ancient pyroclastic flows near the Chachani volcano, this soft, workable tuff built the cathedrals, mansions, and carved portals of the historic center.
What the app adds
Roots Earth has a longer story for Sillar Stone, with a choice of female or male voice. Download the city audio to listen offline. No account is needed.
Location
Coordinates: -16.4, -71.538