pl23_geod1074.jpg
Description
Tower at twilight. Note triangular boards at top of tower for supportinglightkeeper while showing lights to other stations.
Collection
Geodesy
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock () or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.