col : city | country (noc) | round 1 | run-off | round 3 | round 4 | round 5 row 1 : athens | greece | 32 | nan | 38.0 | 52.0 | 66.0 row 2 : rome | italy | 23 | nan | 28.0 | 35.0 | 41.0 row 3 : cape town | south africa | 16 | 62.0 | 22.0 | 20.0 | nan row 4 : stockholm | sweden | 20 | nan | 19.0 | nan | nan row 5 : buenos aires | argentina | 16 | 44.0 | nan | nan | nan
what are all the cities?
athens, rome, cape town, stockholm, buenos aires
City Country (NOC) Round 1 Run-off Round 3 Round 4 Round 5
what are all the cities?
Athens Greece 32 nan 38.0 52.0 66.0
Rome Italy 23 nan 28.0 35.0 41.0
Cape Town South Africa 16 62.0 22.0 20.0 nan
Stockholm Sweden 20 nan 19.0 nan nan
Buenos Aires Argentina 16 44.0 nan nan nan
Athens Rome Cape Town Stockholm Buenos Aires
what are all the cities? || 