Wanderer above the Sea of Fog, circa 1817. Found in the Collection of Kunsthalle, Hamburg. Artist Friedrich, Caspar David (1774-1840). (Photo by Fine Art Images/Heritage Images via Getty Images)
'Wanderer above the Sea of Fog', circa 1817, by Caspar David Friedrich features a man overlooking a foggy moutainside. Getty Images

In times of crisis, we still need to turn to the arts