A construction site dating back nearly 2,000 years to the putative demise of Pompeii in 79 CE has revealed new evidence for the secret behind Ancient Rome’s ultra-durable concrete.
Last year, from under the volcanic ash that buried Pompeii,

A construction site dating back nearly 2,000 years to the putative demise of Pompeii in 79 CE has revealed new evidence for the secret behind Ancient Rome’s ultra-durable concrete.
Last year, from under the volcanic ash that buried Pompeii,