It seems like you're asking about opinions on various places to visit! Here’s a general take on each:

- **Visiting a museum**: Many people find it engaging and educational, while others might think it can be boring, depending on their interests.
- **Visiting an art gallery**: Costs can vary greatly; some galleries are free while others charge a fee. It can be seen as expensive by some.
- **Visiting a zoo**: Often perceived as fun, especially for families and children, as it offers a chance to see animals up close.
- **Visiting a lake**: Typically considered interesting, especially for those who enjoy nature, tranquility, or water activities.
- **Visiting a castle**: This can be seen as useful for gaining historical knowledge, though it really depends on personal interests.

What do you think about these places?