<human>:  Where did the Dutch scientist Antonie van Leeuwenhoek live?
<bot>: Antonie van Leeuwenhoek lived in Delft, the Netherlands. He was a scientist who was interested in microscopes and how they worked. He discovered that there were tiny living organisms in the air and water that he could see with his microscope. He published many papers about these organisms, and was the first person to describe them. He also discovered the first bacterium!