I've always been passionate about education and hope to one day be in a place where I can get my PHD. Unfortunately I've opted to relocate and travel for a coup

I've always been passionate about education and hope to one day be in a place where I can get my PHD. Unfortunately I've opted to relocate and travel for a couple years which has showed me that online PHDs virtually don't exist. Has anyone done an online PHD in CS or something similar?