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On this day

June 22

Cities around the world keep their histories on dates. Here is what happened on June 22 across the 2 editorial events Pyflo has so far catalogued for this date.

2 events 2 centuries 2 countries
200 BCE

Mount Heng (Hengshan)

Hengyang China

is one of the Five Great Mountains of China (Wu Yue) — the foundational five sacred mountains of Chinese cosmological-religious tradition representing the cardinal directions and center: Mount Tai (Tai Shan) in Shandong as the East Great Mountain, Mount Hua (Hua Shan) in Shaanxi…

1969

The Cuyahoga River caught fire 13 times

Cleveland United States

between 1868 and 1969 — significant industrial pollution; the June 22, 1969 fire (after significant earlier fires) significantly shaped subsequent US environmental protection legislation including the 1970 Clean Water Act, EPA founding, and wider environmental-policy revolution.

Drawn from the Pyflo Atlas — an interactive timeline of 1,601 editorial events reaching back to 2100 BCE, each pin a deep link into a city's full story. Watch history play out on the map →