A city without cars would be very strange，right? But Venice（威尼斯） is such a city.
Venice is in the northeast of1 . It wasn't built on land，like Beijing or Shanghai，but on more than 110 islands. Seawater is everywhere2 the city.
Even so，travel isn't so difficult. The waterways have always been the best way to get around.
There are 117 waterways and more than 4003 that can lead you where you want to go.
People in Venice move from place to place by4 . They like to enjoy cool summer nights while taking boat trips. They can5 other people as they go along.
Venice grew out of small islands in saltwater lakes when some Italians escaped（逃脱） from a war more than 1，500 years ago and built homes there.
6 makes the city special，but it is also a big problem.
Once people used too much underground water. This made the city get7 little by little. Now the city has gone down by 23 centimeters.
Every year，high water hit the city in autumn and winter. When8 water comes，more than half of the city is under water.
Another problem is the rising seawater. The9 has risen over the years. This has made Arctic（北极的）ice melt（融化）.
Scientists are trying different ways to stop the city from getting even10 .
