/r/ArtefactPorn is a community dedicated to posting the very best objects, from the very large to the very small, made or shaped by the mankind throughout history. These artefacts range from tools and works of arts to archaeological finds, and give us a better sense of life in various moments throughout history.
/r/ColorizedHistory is dedicated to high quality colorizations of historical black and white images, and discussions of a historical nature. We're currently not seeking new contributors, but if you have any specific subjects or commissions, please message the mods.
This subreddit was formed in late 2013 to document World War I, day by day as it developed. It covers social, political, military and cultural developments in combatant countries and noncombatants alike. Its particular emphasis is on pointing out the most striking similarities and differences from the problems humanity faces today.
Papertowns is dedicated to well-crafted pictorial maps, detailed panoramic cityscapes, broad aerial vistas, intricate bird's-eye views and even full 3D reconstructions of cities, towns and citadels from any era and any place in the universe.
This subreddit focuses on the futurist visions of eras past. However posts may also contain contemporary art with a retrofuturist theme. Topics are usually in the realm of science fiction, but may include nonfiction aspects of futurism.
/r/VoteBlue is our new home, subscribe there! This was our subreddit to discuss the 2018 midterm elections - primaries, candidates, strategy, news, odds, funding, volunteering, donations, and more, from state legislatures to gubernatorial races to Senate and House seats!
Wiggly mouse-drawn comics where balls represent different countries. They poke fun at national stereotypes and the "international drama" of their diplomatic relations. Polandball combines history, geography, Engrish, and an inferiority complex.