Stefan Draschan

A visitor to the Louvre is tempted by Canaletto's 18th-century painting "The Rialto Bridge in Venice." PHOTO: STEFAN DRASCHAN

A man touches an exhibition at the Museo Archeologico in Naples. PHOTO: STEFAN DRASCHAN

A child pets a lion’s paw at the Museo Archeologico in Naples. PHOTO: STEFAN DRASCHAN

A young man touches a statue at the Museo Archeologico in Naples. PHOTO: STEFAN DRASCHAN

A visitor cups the face of a bust at the Altes Museum in Berlin. PHOTO: STEFAN DRASCHAN

Two guests touch Gerrit Dou’s “The Silver Ewer,” on display at the Louvre. PHOTO: STEFAN DRASCHAN

A man runs his hand along a carved sarcophagus at the Neues Museum in Berlin. PHOTO: STEFAN DRASCHAN