Query: Nevertheless over the last decade, daily record high temperatures occurred twice as often as record lows.

Relevant passages:
Tucson, Arizona <=SEP=> Tucson ( -LSB- ˈtuːsɒn -RSB- -LSB- tuːˈsɒn -RSB- ) is a city and the county seat of Pima County , Arizona , United States , and home to the University of Arizona . The 2010 United States Census put the population at 520,116 , while the 2015 estimated population of the entire Tucson metropolitan statistical area ( MSA ) was 980,263 . The Tucson MSA forms part of the larger Tucson-Nogales combined statistical area ( CSA ) , with a total population of 1,010,025 as of the 2010 Census . Tucson is the second-largest populated city in Arizona behind Phoenix , both of which anchor the Arizona Sun Corridor . The city is located 108 mi southeast of Phoenix and 60 mi north of the U.S. -- Mexico border . Tucson is the 33rd largest city and the 53rd largest metropolitan area in the United States .   Major incorporated suburbs of Tucson include Oro Valley and Marana northwest of the city , Sahuarita south of the city , and South Tucson in an enclave south of downtown . Communities in the vicinity of Tucson ( some within or overlapping the city limits ) include Casas Adobes , Catalina Foothills , Flowing Wells , Midvale Park , Tanque Verde , Tortolita , and Vail . Towns outside the Tucson metro area include Benson to the southeast , Catalina and Oracle to the north , and Green Valley to the south .   The Spanish name of the city , Tucsón -LSB- tukˈson -RSB- , is derived from the O'odham Cuk Ṣon -LSB- - azctʃʊk ʂɔːn -RSB- , meaning '' ( at the ) base of the black -LSB- hill -RSB- '' , a reference to a basalt-covered hill now known as Sentinel Peak , also known as `` A '' Mountain . Tucson is sometimes referred to as `` The Old Pueblo '' .

Istanbul <=SEP=> Istanbul ( -LSB- ˌɪstænˈbʊl -RSB- , -LSB- - ˈbuːl -RSB- or -LSB- - stɑːn - -RSB- İstanbul -LSB- isˈtɑnbuɫ -RSB- ) , historically known as Constantinople and Byzantium , is the most populous city in Turkey and the country 's economic , cultural , and historic center . Istanbul is a transcontinental city in Eurasia , straddling the Bosphorus strait ( which separates Europe and Asia ) between the Sea of Marmara and the Black Sea . Its commercial and historical center lies on the European side and about a third of its population lives on the Asian side .  The city is the administrative center of the Istanbul Metropolitan Municipality ( conterminous with Istanbul Province ) , both hosting a population of around 14.7 million residents . Istanbul is one of the world 's most populous cities and ranks as the world 's 7th-largest city proper and the largest European city .   Founded under the name of Byzantion on the Sarayburnu promontory around 660 BCE , the city developed to become one of the most significant in history . After its reestablishment as Constantinople in 330 CE , it served as an imperial capital for almost 16 centuries , during the Roman and Byzantine ( 330 -- 1204 and 1261 -- 1453 ) , the Latin ( 1204 -- 1261 ) , and the Ottoman ( 1453 -- 1922 ) empires . It was instrumental in the advancement of Christianity during Roman and Byzantine times , before the Ottomans conquered the city in 1453 and transformed it into an Islamic stronghold and the seat of the Ottoman Caliphate .   Istanbul 's strategic position on the historic Silk Road , rail networks to Europe and the Middle East , and the only sea route between the Black Sea and the Mediterranean have produced a cosmopolitan populace , although less so since the establishment of the Turkish Republic in 1923 . Overlooked for the new capital Ankara during the interwar period , the city has since regained much of its prominence . The population of the city has increased tenfold since the 1950s , as migrants from across Anatolia have moved in and city limits have expanded to accommodate them . Arts , music , film , and cultural festivals were established at the end of the 20th century and continue to be hosted by the city today . Infrastructure improvements have produced a complex transportation network .   Approximately foreign visitors arrived in Istanbul in 2015 , five years after it was named a European Capital of Culture , making the city the world 's fifth most popular tourist destination . The city 's biggest attraction is its historic center , partially listed as a UNESCO World Heritage Site , and its cultural and entertainment hub can be found across the city 's natural harbor , the Golden Horn , in the Beyoğlu district . Considered a global city , Istanbul has one of the fastest-growing metropolitan economies in the world . It hosts the headquarters of many Turkish companies and media outlets and accounts for more than a quarter of the country 's gross domestic product . Hoping to capitalize on its revitalization and rapid expansion , Istanbul has bid for the Summer Olympics five times in twenty years .

Atlanta <=SEP=> Atlanta is the capital of and the most populous city in the U.S. state of Georgia , with an estimated 2016 population of 472,522 . Atlanta is the cultural and economic center of the Atlanta metropolitan area , home to 5,710,795 people and the ninth largest metropolitan area in the United States . Atlanta is the county seat of Fulton County , and a small portion of the city extends eastward into DeKalb County .   In 1837 , Atlanta was founded at the intersection of two railroad lines , and the city rose from the ashes of the American Civil War to become a national center of commerce . In the decades following the Civil Rights Movement , the city earned a reputation as `` too busy to hate '' for the relatively progressive views of its citizens and leaders compared to other cities in the Deep South . Atlanta attained international prominence , and it became the primary transportation hub of the Southeastern United States , via highway , railroad , and air , with Hartsfield -- Jackson Atlanta International Airport being the world 's busiest airport since 1998 .   Atlanta rated an `` alpha - '' world city that exerts a significant impact upon commerce , finance , research , technology , education , media , art , and entertainment . It ranks 40th among world cities and 8th in the nation with a gross domestic product of $ 270 billion . Atlanta 's economy is considered diverse , with dominant sectors that include logistics , professional and business services , media operations , and information technology . Atlanta has topographic features that include rolling hills and dense tree coverage . Revitalization of Atlanta 's neighborhoods , initially spurred by the 1996 Olympics in Atlanta , has intensified in the 21st century , altering the city 's demographics , politics , and culture .

Córdoba, Argentina <=SEP=> Córdoba ( -LSB- ˈkorðoβa -RSB- ) is a city in the geographical center of Argentina , in the foothills of the Sierras Chicas on the Suquía River , about 700 km northwest of the Autonomous City of Buenos Aires . It is the capital of Córdoba Province and the second most populous city in Argentina after Buenos Aires , with about 1,330,023 inhabitants according to the 2010 census . It was founded on 6 July 1573 by Jerónimo Luis de Cabrera , who named it after Córdoba , Spain . It was one of the first Spanish colonial capitals of the region that is now Argentina ( the oldest city is Santiago del Estero , founded in 1553 ) . The National University of Córdoba is the oldest university of the country and the second to be inaugurated in Latin America . It was founded in 1613 by the Jesuit Order . Because of this , Córdoba earned the nickname La Docta ( roughly translated , `` the learned one '' ) .   Córdoba has many historical monuments preserved from Spanish colonial rule , especially buildings of the Roman Catholic Church . The most recognizable is perhaps the Jesuit Block ( Spanish : Manzana Jesuítica ) , declared in 2000 as a World Heritage Site by UNESCO which consists of a group of buildings dating from the 17th century , including the Colegio Nacional de Monserrat and the colonial university campus . The campus belongs today to the historical museum of the National University of Córdoba , which has been the second-largest university in the country since the early 20th century ( after the University of Buenos Aires ) , in terms of the number of students , faculty , and academic programs . Córdoba is also known for its historical movements , such as Cordobazo and La Reforma del '18 ( known as University Revolution in English ) .