1.
castle ruins; castle site
The remains or site of a former castle. Japan has hundreds of castle ruins, many of which are popular tourist destinations and historical landmarks.
Usage
城跡 refers to the site where a castle once stood, including any remaining structures like stone walls or moats. Many Japanese 城跡 are designated as historical sites.
Pronunciation
Also read as じょうせき in more formal or academic contexts, but しろあと is the standard everyday reading.