Before street signs were built atop metal poles, Houston's intersections were denoted by a series of white-and-blue mosaic tiles that spelled out block numbers and street names on the curb.

Before street signs were built atop metal poles, Houston's intersections were denoted by a series of white-and-blue mosaic tiles that spelled out block numbers and street names on the curb.

The old school blue and white street tiles at 3700 Greenbriar on the corner of Greenbriar and Portsmouth in Upper Kirby on Monday, April 22, 2024 in Houston, Texas.

Forget the green signs we’re used to today; the blue and white checkered signs are what told you where you were in Houston 100 years ago.