National Natural Landmarks
Neffs Canyon Cave
Neffs Canyon Cave, located within the Wasatch National Forest, is an extremely dangerous cave with no significant horizontal passages. Most passages dip steeply at a 45-60 degree gradient. The site is an excellent example of a cave formed by the capture of a surface stream.
Location: Salt Lake County, UT
Year designated: 1977
Please remember, National Natural Landmarks (NNLs) are not national parks. NNLs are owned by a variety of public and private entities and allowing visitation is at their discretion. Many NNL sites maintain public websites where additional information may be found.