Не могу разобраться,когда ставить past simple,а когда present continuous? желательно с объяснением)

Question

Английский язык: Не могу разобраться,когда ставить past simple,а когда present continuous? желательно с объяснением) ​

Bakos111 · Accepted Answer

They say about London that this is the place where a person goes to return more sad and wise and, possibly, to reconsider their ideals. Loneliness is coming to this city. People on the streets, shrouded in its mysterious charm, disappear into the fog and dissolve in it.

Kiev is one of the oldest cities in Ukraine. This is the capital of my homeland. The exact date of its foundation is unknown, however, according to archaeologists, it appeared in the 6-7th century AD. According to an old legend, it was founded by three brothers - Kiy, Schek and Khoriv, as well as their sister Lebed. Kiev became the cradle, a kind of center, from which the powerful state of Kievan Rus arose.

Не могу разобраться,когда ставить past simple,а когда present continuous? желательно с объяснением) ​

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