Johannes Gutenberg's successful use of his newly invented movable-type printing process established the groundwork for the widespread and commercial mass production of printed books and ushered in a wave of social change... More »

Germany is famous for its beer, food, Cinderella-esque castles and ties to World War II. Germany also has a number of structures and historical figures that played a significant role in history. More »

Johannes Gutenberg's printing press, which relied on moving metal type, worked by casting individual letters and symbols of type in die, arranging them and pressing them to paper. With his invention, texts could be creat... More »

The printing press was so important because it made the mass production of printed materials possible, and lead to much wider dissemination of knowledge and literacy throughout the socioeconomic classes. For thousands of... More »

Some of Johannes Kepler's inventions are the refracting telescope, eyeglass lenses, Rudolphine tables, log books and the discovery of a supernova. His works and ideas guided many famous scientists like Isaac Newton to de... More »

Charles Martel (A.D. 688-741) consolidated Frankish power in his region, halted the advance of Muslim armies into Western Europe, laid the groundwork for a new Frankish dynasty and developed military concepts that would ... More »

The pocket watch was developed by German inventor Peter Heinlein, who developed the first wave of pocket watches in 1524. However, early watches were worn as a pendant around the neck. Charles II popularized putting watc... More »