Too bad so few popular and reliable records exist, as I would be really interested in what their leverage ratio was for loans to deposits, what calendar they used to synchronize everywhere in the world (presumably astronomical), whether the Templars picked it up by learning and adapting Islamic Hawala during the crusades, what the Medicis did differently (covered a bit in Fergusson's The Ascent of Money). The necessa…
The Templar castle in Tomar was probably my best sightseeing experience, maybe because I wasn't expecting anything (her: "there's a templar castle let's go", me: "ok"). It was quite large and there were surprisingly few tourists: I think there were two other pairs visiting at the same time. Yes there's the window and the architecture is quite varied, but the general atmosphere, the vastness and the quitness is something I'll never forget.