If you thought circus was fun, check what it actually looked like back in the old days:
The creepy Albino, Unzine
A performer with a deformed hand
A performer with a deformed hand, which looks like lobster claws, but is actually a disease known as ectrodactyly.
Pip and Flip
Pip and Flip, the twins with microcephaly which makes their head appear smaller in proportion to their bodies.