Photo taken on March 19, 2019 shows a statue near the ancient Roman ruins of the Colosseum in Rome, capital of Italy. (Photos: Xinhua)

Photo taken on Sept. 8, 2018 shows the Canal Grande in Venice, Italy.

People visit the ancient Roman ruins of the Colosseum in Rome, Italy, March 6, 2019.

Photo taken on March 8, 2019 shows the city view of Florence, Italy.

A sightseeing bus is seen in front the Constantine Arc de Triomphe in Rome, capital of Italy, March 19, 2019.

Photo taken on March 6, 2019 shows the Piazza Venezia in Rome, Italy.

Young couple kiss in front of the Trevi Fountain in Rome, capital of Italy, March 19, 2019.

People enjoy their time at the seaside in Sicily, Italy, Nov. 14, 2018.