Definition
Describing a place, typically a city, where it is perceived to be easy to make a lot of money.
Many people come to big cities looking for work opportunities with the illusion that the streets are paved with gold.
He moved to Silicon Valley because he heard the streets were paved with gold, with many job opportunities in the tech industry.
Although she had heard that Hollywood's streets were paved with gold, she soon found that success there wasn't easy.