European countries start exiting border controls at different paces(1/7)

Tourists take a selfie during their visit to the inner city of Vienna, Austria, on June 27, 2020. A number of European countries recently started exiting border controls cautiously at different paces while striving to reduce tourism fallout. (Photo by Georges Schneider/Xinhua)

Tourists visit the inner city of Vienna, Austria, on June 27, 2020. A number of European countries recently started exiting border controls cautiously at different paces while striving to reduce tourism fallout. (Photo by Georges Schneider/Xinhua)

Tourists ride a horse-drawn carriage to visit the inner city of Vienna, Austria, on June 27, 2020. A number of European countries recently started exiting border controls cautiously at different paces while striving to reduce tourism fallout. (Photo by Georges Schneider/Xinhua)

Tourists ride a horse-drawn carriage to visit the inner city of Vienna, Austria, on June 27, 2020. A number of European countries recently started exiting border controls cautiously at different paces while striving to reduce tourism fallout. (Photo by Georges Schneider/Xinhua)

Tourists are seen in the inner city of Vienna, Austria, on June 27, 2020. A number of European countries recently started exiting border controls cautiously at different paces while striving to reduce tourism fallout. (Photo by Georges Schneider/Xinhua)

Tourists ride a horse-drawn carriage to visit the inner city of Vienna, Austria, on June 27, 2020. A number of European countries recently started exiting border controls cautiously at different paces while striving to reduce tourism fallout. (Photo by Georges Schneider/Xinhua)

Tourists ride a horse-drawn carriage to visit the inner city of Vienna, Austria, on June 27, 2020. A number of European countries recently started exiting border controls cautiously at different paces while striving to reduce tourism fallout. (Photo by Georges Schneider/Xinhua)