Berlin is the capital of Prussia and of the German Empire. It has a population of 2,071,000 (1910), or about 100,000 less than Chicago. It is one of the most important cities of Europe, ranking third in wealth and in population. It is the fifth city in size of the world, and is the chief trade center for all parts of the German Empire. Berlin's great importance as a trade center is due to the fact that it is located within easy reach of many other great trade centers, and has excellent railroad connections. It is the center of the North German Railroad system, and 12 railroad lines pass through it. It is within 24 hours by rail from the most distant city in Germany; within 22 hours from London, and 21 hours from Paris. The head offices of many of the largest business concerns in Germany are located here. In addition, it is the largest manufacturing center in Germany. Berlin is an educational center of Germany, and has many libraries and art galleries. Its university is one of the largest in Germany. Over 7,000 students study here each year. Hundreds of day schools, night schools, academies and universities are scattered throughout the city. The Royal Library is one of the greatest in Europe. The first Bible that was printed with movable type is in this library. The Royal Palace seen here is in the center of the city. The Spree River divides here, making a beautiful island. On the island, at the head of Unter den Linden (n´ tr dn ln´ dn), stands the Royal Palace. Unter dan Linden is the finest street in the city. The Royal Palace is built about four courts. It is 630 feet long and 381 feet deep. It is 98 feet high, and the dome above it is 232 feet high. Altogether there are about 700 rooms in the palace. The Emperor's family occupy the first floor. Keystone ID: 10303 Note: All titles, descriptions, and location coordinates are from the original Keystone Slide documentation as supplied by the Keystone View Company. No text has been edited or changed.