When did you go to the ZOO как правильно ответить

When did you go to the Zoo? I went to the Zoo two days ago. I like visiting the Zoo very much. It is one of the most interesting places in my city. We often go there. The Zoo in my city is very large. The cages are very large and comfortable. The zoo keepers are very careful to animals. They feed them, clean their cages. There are many kinds of animals there. You can see a big elephant there. There are many bears and even white bears. There are many kinds of monkeys. It is always interesting to visit the Zoo.