; Whereas the designation of the San Gabriel Mountains as a National Monument aimed to preserve miles of streams and hiking trails for people to enjoy for decades to come; Whereas the designation of the San Gabriel Mountains as a National Monument protects significant natural features, such as— (1) approximately 300 California species and subspecies, including Pierson's lupine and San Gabriel bedstraw, that occur only in the San Gabriel range; (2) 53 plants listed as sensitive by the Forest Service; and (3) one of the very few habitats of the critically endangered California condor; Whereas the designation of the San Gabriel Mountains as a National Monument protects significant scientific features, such as— (1) the Mount Wilson Observatory, where Edwin Hubble observed that the Universe extends beyond the Milky Way; (2) a convenient access point to study earthquake data from the San Andreas Fault; and (3) the San Dimas Experimental Forest which is used to document and quantify the water cycle in semi-arid steeplands; Whereas the designation of the San Gabriel Mountains as a National Monument protects significant cultural features, such as more than 600 known archaeological sites, including several on the National Register of Historic Places; Whereas the designation of the San Gabriel Mountains as a National Monument has helped San Gabriel Valley communities leverage additional Federal dollars and private donations to help to clean up and restore green space; Whereas, prior to the designation of the San Gabriel Mountains as a National Monument, the San Gabriel Mountains were already part of the federally managed Angeles National Forest; Whereas, concurrently with the 2014 designation of the San Gabriel Mountains as a National Monument, the San Gabriel Mountains Community Collaborative was launched to maintain an open line of communication and partnership with the Forest Service