Keywords: europe amsterdam canal tour canaltour outdoor The houses are not very straight because they are leaning on each other and they are build on unstable land with poles driven into the earth as pilings. In addition, the entire city is 2 meters below sea level. Overall, Amsterdam is a earthquake nightmare. Fortunately, they are not in an overly active earthquake zone. The houses are not very straight because they are leaning on each other and they are build on unstable land with poles driven into the earth as pilings. In addition, the entire city is 2 meters below sea level. Overall, Amsterdam is a earthquake nightmare. Fortunately, they are not in an overly active earthquake zone. |