Largest Structures
"Blue Whale" (Russian: Синий кит, romanized: Siniy kit), also known as the "Blue Whale Challenge", is a social network phenomenon dating from 2016 that is claimed to exist in several countries.
"Blue Whale" (Russian: Синий кит, romanized: Siniy kit), also known as the "Blue Whale Challenge", is a social network phenomenon dating from 2016 that is claimed to exist in several countries.
