There are no major cities along 45° S latitude. The closest cities are the fjord city of Puerto Aisén in Chile (45°24′S, 72°41′W) and the Argentine town of Sarmiento (45°36′S, 69°5′W).
The coordinates 35 degrees south latitude and 60 degrees west longitude point to the city of Buenos Aires, the capital of Argentina.
The city at 19 degrees south latitude and 146 degrees east longitude is Nadi, located in Fiji.
There's no city there. That point is well offshore in the Pacific Ocean, about 330 miles west of the nearest point on the coast of South America, and about 690 miles southwest of Santiago, Chile.
The city with a latitude of 32 degrees south and a longitude of 19 degrees east is Cape Town, South Africa.
The city located at 19 degrees south latitude and 175 degrees west longitude is Nuku’alofa, the capital of Tonga in the South Pacific.
The coordinates 35 degrees south latitude and 60 degrees west longitude point to the city of Buenos Aires, the capital of Argentina.
The city at 19 degrees south latitude and 146 degrees east longitude is Nadi, located in Fiji.
There's no city there. That point is well offshore in the Pacific Ocean, about 330 miles west of the nearest point on the coast of South America, and about 690 miles southwest of Santiago, Chile.
London is on 51 degrees North so that line of latitude would cross Canada.
They are equally close to the equator.
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The city with a latitude of 32 degrees south and a longitude of 19 degrees east is Cape Town, South Africa.
The city located at 19 degrees south latitude and 175 degrees west longitude is Nuku’alofa, the capital of Tonga in the South Pacific.
The city located at 6 degrees south latitude and 106 degrees west longitude is Lima, the capital of Peru.
The city at 31 degrees south latitude and 64 degrees west longitude is Buenos Aires, the capital of Argentina.
The city located at 30 degrees south latitude and approximately 153 degrees east longitude is Sydney, Australia.
There's no city there. "90 degrees south" is the definition of the south pole. There's quite a substantial living structure there, inhabited in shifts by scientists engaged in polar research, but nothing that you could call a city.