This is a list of geometry topics, by Wikipedia page.
h/t to @mathematicsprof
One misconception of the general public is that geometry is the kind of geometry the Greeks studied and nothing else. That’s like asking an engineer if engineering has progressed past the wheel. Here is a list of the many kinds of geometries. https://t.co/4gjGsCVqkX
— math prof (@mathematicsprof) April 19, 2018