They were too heavy to carry off to the British Museum.
The Romans did steal a couple obelisks and the Italians continued that tradition 2000 years later. Yakubians have been looting Egypt since the Bronze age.
There’s a western explorer account of a lost pyramid belonging to a great pharaoh who’s lost to history. It was likely a prank by his Egyptian guides https://m.youtube.com/watch?v=MmEuWFL4gzc
I found a YouTube link in your comment. Here are links to the same video on alternative frontends that protect your privacy:
