A Klein Bottle—Möbius strip’s weirder cousin—defies traditional geometry by being a one-sided surface with no distinct inside or outside.

seen from Malaysia

seen from Algeria

seen from Australia
seen from United States
seen from China
seen from United States

seen from United States
seen from United States
seen from Russia
seen from Russia
seen from United States
seen from Belarus
seen from China
seen from United States
seen from Russia

seen from Jordan

seen from Argentina
seen from United States
seen from Argentina
seen from United States
A Klein Bottle—Möbius strip’s weirder cousin—defies traditional geometry by being a one-sided surface with no distinct inside or outside.
Strange whorls of cauliflower. #romanescocauliflower #cauliflower #noneuclideangeometry