Rome, Italy

  • Established: 753 BC
  • Inaugurated as Capital: 1871
  • Population: 2,860,009
  • Population Rank in Italy: 1st 
  • Language: Italian

Ottawa, Canada

  • Established: 1826 (as By town)
  • Inaugurated as Capital: 1857
  • Population: 1,017,449
  • Population Rank in Canada: 4th 
  • Languages: English, French

Prague, Czech Republic

  • Established: 1306 BC
  • Inaugurated as Capital: 1993
  • Population: 1,352,374
  • Population Rank in Czech Republic: 1st 
  • Languages: Czech

Warsaw, Poland

  • Established: 1280
  • Inaugurated as Capital: 1611
  • Population: 1,860,281
  • Population Rank in Poland: 1st 
  • Languages: Polish (Warsaw dialect)

Mexico City, Mexico

  • Established: 1325
  • Inaugurated as Capital: 1521
  • Population: 9,209,944
  • Population Rank in Mexico: 2nd 
  • Language: Spanish

Buenos Aires, Argentina

  • Established: 1536
  • Inaugurated as Capital: 1880
  • Population: 15,370,000
  • Population Rank in Argentina: 1st 
  • Languages: Spanish

Canberra, Australia

  • Established: 1913
  • Inaugurated as Capital: 1913
  • Population: 455,558
  • Population Rank in Australia: 8th 
  • Language: English

Berlin, Germany

  • Established: 1237
  • Inaugurated as Capital: 1990
  • Population: 3,571,000
  • Population Rank in Berlin: 1st 
  • Languages: Berlin German

Washington D. C., USA

  • Established: 1790
  • Inaugurated as Capital: 1790
  • Population: 689,545
  • Population Rank in United States: 23rd 
  • Language: English

Ankara, Turkey

  • Established: Stone Age
  • Inaugurated as Capital: 1923
  • Population: 5,747,325
  • Population Rank in Turkey: 2nd  
  • Language: Turkish

Seol, South Korea

  • Established: 18 BC
  • Inaugurated as Capital: 1394
  • Population: 9,443,722
  • Population Rank in South Korea: 1st 
  • Languages: Korean (Seoul dialect)

Bangkok, Thailand

  • Established: 1782
  • Inaugurated as Capital: 1782
  • Population: 8,305,218
  • Population Rank in Thailand: 1 st
  • Languages: Thai, English

Cairo, Egypt

  • By the time a baby reaches the age of one, their feet have grown to almost half their adult size
  • More sensory nerve endings are found in the soles of your feet per square centimeter than any other part of your body

London, United Kingdom

  • Established: 43 CE
  • Inaugurated as Capital: 1066
  • Population: 8,799,800
  • tion Rank in United Kingdom: 1st 
  • Language: English 

Paris, France

  • Established: 250 BC
  • Inaugurated as Capital: 987 AD
  • Population: 2,165,423
  • Population Rank in France: 1st 
  • Languages: French

New Delhi, India

  • Established: 1911
  • Inaugurated as Capital: 1931
  • Population: 249,998
  • Population Rank in India: 179th 

Beijing, China

  • Established: 1045 BC
  • Inaugurated as Capital: 1949
  • Population: 21,893,095
  • Population Rank in China: 27 th
  • Language: Beijing Dialect

Tokyo, Japan

  • Established: 1590 as the city named Edo
  • Inaugurated as Capital: 1868
  • Population: 13,988,129
  • Population Rank in Japan: 1st 
  • Language: Japanese

Madrid, Spain

  • Established: 1083
  • Inaugurated as Capital: 1561
  • Population: 3,223,334
  • Population Rank in Spain: 1 st
  • Language: Spanish (Castilian)

Brasilia, Brasil

  • Established: 1960
  • Inaugurated as Capital: 1960
  • Population: 4,873,000
  • Population Rank in Brazil: 4th 
  • Languages: Portuguese