sign with the inscription `travel warning` reisewarnung

adriatic area care careful caution centre corona coronavirus covid danger dangerous destination disease due epidemic face fear flu forbidden health holiday hygiene illness increasing infection infections influenza inscription isolation label landscape leisure mask measure measures medicine nature ocean pandemic pathogen precaution precautionary prohibited prohibition protection protective quarantine recovery region reisewarnung resort restriction risikogebiet risk safety sars scripture sea security sign tourism transmission travel traveling travelling vacation virus warning worry