No, they do not, nor have they ever existed.
It has not been proven for vampires to have ever existed. However, it is possible that they have existed and may still exist today.
no
The Dome of the Rock is the earliest major Islamic building that still exists today.
Yes, we're everywhere
They have never existed, ever.
Yes.
Darwin was the scientist that caused controversy that still exists today.
Vampires may not exists but there are still Lions and Tiger and Bears!
yes the yellow fever still exists today.
a massive mesoamerica civilization that still exists today
Ford.
Rome did not end, it still exists today