located_in_the_administrative_territorial_entity peralta canyon
___MASK65___ is the capital and ___MASK57___ populous city ___MASK92___ the U . S . state ___MASK92___ ___MASK76___ . With 1 , 563 , 025 people , ___MASK65___ is the sixth ___MASK57___ populous city nationwide , the ___MASK57___ populous state capital in the United States , and the only state capital with a population ___MASK92___ more than one million residents . Superstition ___MASK33___ is located immediately east ___MASK92___ the Phoenix metropolitan area in ___MASK76___ . It anchors the west end ___MASK92___ the Superstition Wilderness . Although its precise origin is debated by geologists , many believe that the mountain was formed from volcanic activity as far back as 25 million years ago . The ash and basalt composed mountain was eroded by the elements to give it the unique form it has today , creating the prominent landmark and popular recreation destination in the region . The ___MASK10___ Apache Indian Reservation is an Indian reservation in ___MASK76___ , United States , encompassing parts of Navajo , Gila , and Apache counties . It is home to the federally recognized White Mountain Apache Tribe of the ___MASK10___ Apache Reservation , a Western Apache tribe . It has a land area of and a population of 12 , 429 people as of the 2000 census . The largest community is in Whiteriver . The Mogollon Rim ( or ) or ) is a topographical and geological feature cutting across the U . S . state ___MASK92___ ___MASK76___ . It extends approximately , starting in northern Yavapai County and running eastward , ending near the border with New Mexico . It forms the southern edge ___MASK92___ the Colorado Plateau in ___MASK76___ . ___MASK76___ ( O ' odham : " Al onak " [ ai onak ]) is a state in the southwestern region of the United States . It is also part of the Western United States and the Mountain West states . It is the sixth largest and the 14th most populous of the 50 states . Its capital and largest city is Phoenix . ___MASK76___ is one of the Four Corners states . It has borders with New Mexico , Utah , Nevada , California , and Mexico , and one point in common with the southwestern corner of Colorado . ___MASK76___ ' s border with Mexico is 389 miles ( 626 km ) long , on the northern border of the Mexican states of Sonora and Baja California . The Superstition Mountains , popularly called " The Superstitions ", are a range ___MASK92___ mountains in ___MASK76___ located to the east ___MASK92___ the Phoenix metropolitan area . They are anchored by Superstition Mountain , a large mountain that is a popular recreation destination for residents ___MASK92___ the Phoenix , ___MASK76___ area . The Sonoran Desert is a ___MASK40___ American desert which covers large parts ___MASK92___ the Southwestern United States in ___MASK76___ and California and ___MASK92___ Northwestern Mexico in Sonora , Baja California , and Baja California Sur . It is the hottest desert in Mexico . It has an area ___MASK92___ . The western portion ___MASK92___ the United States  Mexico border passes through the Sonoran Desert . Peralta Canyon is a canyon on the backside ___MASK92___ Superstition Mountain within the Superstition Mountains . The canyon is a popular hiking destination within the Tonto National Forest and contains a single trail up the canyon to Fremont Saddle at the top ___MASK92___ the canyon . The ___MASK65___ Metropolitan Area  often referred to as ___MASK46___ ___MASK92___ the Sun , the Salt River Valley or Metro ___MASK65___  is a metropolitan area , centered on the city ___MASK92___ ___MASK65___ , that includes much ___MASK92___ the central part ___MASK92___ the U . S . State ___MASK92___ ___MASK76___ . The United States Census Bureau designates the area as the ___MASK65___ - Mesa - Chandler Metropolitan Statistical Area ( MSA ), defining it as Maricopa and Pinal counties . As ___MASK92___ the Census Bureau ' s 2015 population estimates , ___MASK46___ had 4 , 574 , 351 residents , making it the 12th largest Metropolitan Area in the nation by population . The gross domestic product ___MASK92___ the ___MASK65___ Metropolitan Area was $ 215 billion in 2014 , 15th largest amongst metro areas in the United States . The Tonto National ___MASK48___ , encompassing 2 , 873 , 200 acres ( 1 , 162 , 700 ha ), is the largest ___MASK92___ the six national forests in ___MASK76___ and is the fifth largest national forest in the United States . The Tonto National ___MASK48___ has diverse scenery , with elevations ranging from 1 , 400 feet ( 427 m ) in the Sonoran Desert to 7 , 400 feet ( 2 , 256 m ) in the ponderosa pine forests ___MASK92___ the Mogollon Rim ( pronounced MOH - gee - on , or MUH - gee - own ). The Tonto National ___MASK48___ is also the most visited " urban " forest in the United States . The boundaries ___MASK92___ the Tonto National ___MASK48___ are the Phoenix metropolitan area to the south , the Mogollon Rim to the north and the San Carlos and Fort Apache Indian Reservation to the east . The Tonto ( Spanish for " fool ") is managed by the USDA ___MASK48___ Service and its headquarters are in Phoenix . There are local ranger district offices in Globe , Mesa , Payson , Roosevelt , Scottsdale , and Young .