Gazer (noun)

A person who looks at something steadily or intently.

Origin:

The word gazer is derived from the middle english word gazen, meaning "to look at steadily".

Examples:

1. The gazer was captivated by the beauty of the sunset.
2. The gazer was mesmerized by the night sky.
3. He was a gazer at the art gallery.
4. She was a gazer at the parade.
5. The gazer was entranced by the waterfall.