Virus

First (but now old) Polyclinic Hospital

Coolsingelhospital

The Coolsingelziekenhuis (1848), seen from windmill de Hoop. Photo was taken somewhere between 1910 and 1914. Bombed in 1940 and then demolished.
collectie Stadsarchief Rotterdam

The origins of viruses in the evolutionary history of life are unclear. But it's clear when hospital buildings became a virus through Europe.
L'evoluzionismo non spiega sempre l'origine dei virus. Ma è chiaro da quando gli edifici ospedalieri si sono diffusi in modo virale per l'Europa.