Bohemia

 was a European monarchy which existed from at least the 13th to 19th centuries.

Geography
Bohemia was located in Central Europe, (AUDIO: Grand Theft Cosmos) and in central Bohemia were Castle Houska and Kokorin Forest. (COMIC: Herald of Madness)

History
In the 1240, Isaac noted that only the states of Poland, Bohemia, Austria and Hungary lay beyond Kiev if the Mongols were to take the city. (PROSE: Bunker Soldiers)

The historical records of the 16th century had it that the Revelation Sect was a joint creation of the kings of Bohemia and the Holy Roman Empire, when in reality it was founded by the Clocksmith (AUDIO: The Eighth Piece) in 15th century Prague. (AUDIO: The Doomsday Chronometer)

In 1601, the Thirteenth Doctor, Graham O'Brien, Ryan Sinclair, and Yasmin Khan met Tycho Brahe and Johannes Kepler in Kokorin Forest. (COMIC: Herald of Madness)

In 1898, the Headhunter posed as Elizabeth of Bohemia in order to gain access to Drottningholm Palace. (AUDIO: Grand Theft Cosmos)