Black Canyon

E47642

canyon gorge

Black Canyon is a steep, narrow gorge on the Colorado River along the Arizona–Nevada border, best known as the dramatic setting for the Hoover Dam.

Predicate	Object
instanceOf	canyon → gorge →
administrativeJurisdiction	Clark County, Nevada → Mohave County, Arizona →
climate	arid →
contains	Black Canyon Reservoir (Hoover Dam reservoir section) →
createdByProcess	Colorado River incision → fluvial erosion →
designation	National Water Trail →
downstreamFrom	Grand Canyon →
formsBorderBetween	Arizona → Nevada →
geologicalType	igneous rock canyon →
hasActivity	boating → hiking → kayaking → rafting → wildlife viewing →
hasFeature	desert landscape → sheer cliff walls → slot-like sections →
hasHotSprings	Arizona Hot Springs → Goldstrike Hot Springs →
hasInfrastructure	Hoover Dam access roads → power transmission lines from Hoover Dam →
hasLandmark	Hoover Dam → Mike O'Callaghan–Pat Tillman Memorial Bridge NERFINISHED →
hasViewpoint	Hoover Dam Overlook → Mike O'Callaghan–Pat Tillman Memorial Bridge pedestrian walkway →
hydrologicalRole	channel for Hoover Dam reservoir outflow →
knownFor	Hoover Dam setting → narrow gorge → steep walls →
locatedInCountry	United States →
locatedInState	Arizona → Nevada →
locatedNearCity	Boulder City, Nevada → Kingman, Arizona → Las Vegas, Nevada →
locatedOnRiver	Colorado River →
nearProtectedArea	Lake Mead National Recreation Area →
partOf	Black Canyon National Water Trail → Colorado River system →
riverSection	lower Colorado River →
tourismRegion	Southwestern United States →
upstreamFrom	Lake Mohave →

Subject (surface form when different)	Predicate
Lake Mead National Recreation Area →	contains
Hoover Dam →	crosses
Mike O’Callaghan–Pat Tillman Memorial Bridge →	locatedIn
Colorado River →	passesThrough