Rubberneck (verb)

To crane one's neck in order to look at something, especially something unusual or interesting.

Origin:

From "rubber" + "neck".

Examples:

1. The tourists were rubbernecking at the famous landmarks.
2. She rubbernecked at the accident on the side of the road.
3. The rubbernecking caused traffic to slow down.
4. He rubbernecked at the beautiful woman on the street.
5. The rubbernecking delayed the parade's progress.