Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Yosemite National Park' has mentioned 'National Register of Historic Places' in the following places:
Occurrence Sentence Text Source
Camp 4 was added to the National Register of Historic Places in 2003.
Camp 4, a walk-in campground in the Valley, was instrumental in the development of rock climbing as a sport, and is listed on the National Register of Historic Places.