A bunch of people believe this is how the earth looks. Who?

They go to such an extent that they say this flag is made secretly in support of the “truth”

Cracked by: Raghuvansh , shenoyvarun86 , shrik , Dibyo , udupendra , krudebox , raklodramA , AC , Chinmaya U.Holla , Meenakshi Sharma , Varun Singh , Nakul , Shrey Goyal , Rogi , byslexia , Sourya , Gaurav and username

Answer:

The flat earth society.. which thinks the earth is flat(even today).