Yes, with a lot of cool info on pre-literate cultures and how they actually used memory palaces and other memory techniques in real life.

I loved that book! Try “Memory Craft” by Lynne Kelly, too. These techniques are actually pretty easy to learn and make a huge difference to the way you think - like a software upgrade for your brain.

Janice Hallett’s “The Twyford Code”. The entire book is allegedly a series of transcriptions of voice recordings. Turns out it’s a much more interesting puzzle than that.

Since this is a book related group, why don’t you read a few? Specifically a few history books?