Geography of Italy
Nearly two-week celebrations attract millions of tourists each year.
Among the participants could be seen suits of superheroes or cartoon characters, but also traditional Venetian costumes.
The carnival in the Italian city is also known for the special masks that the participants bring. It was first held in the 11th century in the period before the 40-day fast for Easter.
Visitors to Venice will have to pay a new tax to help cover the costs of keeping the tourist-thronged historic city clean and safe, city officials have announced.
At least 30 people were killed on Tuesday when a giant motorway bridge collapsed in Genoa, with several more feared dead in what Italy's transport minister described as an "immense tragedy".
A major motorway bridge has collapsed near the Italian city of Genoa, leading to vehicles falling some 100m (328ft).
Italian Transport Minister Danilo Toninelli said it was likely to be "an immense tragedy", while police sources said at least 10 people had died.
The head of the local ambulance service was quoted by one source as saying there were "dozens of dead".
A motorway bridge collapsed on Tuesday over the northern Italian port city of Genoa in what the transport minister said was likely to be "an immense tragedy."
Three earthquakes of magnitude 2.6, 3.3 and 4.4 on Sunday shook the region around the northern Italian town of Parma, but no damage were reported Gulf Times reported.
The strongest temblor took place at 1.37 pm (12:37 GMT) and had its epicentre at a depth of 32 kilometres, near the town of Fornovo di Taro, Italy's volcanic institute INGV said.
Greek diasporas have been a constant in Greek history. From the ancient times to more modern eras, Greeks have left their homeland for a long list of reasons. Due to proximity and ties, geographic and political, Italy hosted many diaspora communities. The Greek communities of Salento and Calabria, in southern Italy, are, however, fundamentally different.