Philosophy of thought
onlyaurotique:

IMG_6888_v01, 22. April 2014, © aurotique
historynet:

Headman’s axe and block, Tower of London. 1910 [1402x1536]
historynet:

An Austin 747 cc almost tips over at the Donington Park Race Meeting, May 13, 1933 [1000 × 750]
historynet:

Kush-Beggi (Minister of the Interior). Bukhara, by Sergeĭ Mikhaĭlovich Prokudin-Gorskiĭ, between 1905 and 1915 [2464 × 2555]