The round tower of the largest fort in the Arabian Peninsula had an ingenious defense system.
The church of the "Holy Wisdom," built in the Byzantine Empire, had been one of the largest religious buildings until 1935, when it was converted into a museum.
The name of this magnificent palace complex originates in Arabic and means 'the red one'.
The Wright Flyer was the first successful powered, heavier-than-air aircraft, designed and built by the Wright brothers.
The 900 years old Benedictine abbey is situated in Melk, on the right bank of the Danube.
The Benz Patent-Motorwagen is widely regarded as the first vehicle propelled by an internal combustion engine.
The Parisian prison became legendary after the Revolution of 1789.
In the Tudor Era around 200 buildings were built on the bridge across the River Thames.
This Pacific island is famous for its unique monolithic human figures.
Legendary geographical discoveries at the beginning of the Modern Age had not only redrawn maps, but also had a truly diverse impact.
At the end of the 18th century, mining boomed because of the great need for raw materials in the dynamically developing industry.
Galileo Galilei's scientific achievements contributed greatly to the advancement of physics and astronomy.
The center of the Indian mausoleum complex is a white marble tomb built by Shah Jahan for his beloved wife.
The steam engine, perfected by the Scottish engineer James Watt, revolutionized technology.
A dynamo converts mechanical energy into direct current.
The French Montgolfier brothers were the first pioneers of flying.
A type of steam locomotives used by British Railways were manufactured in the 1950s.
Napoleon I, who crowned himself emperor, was one of the most outstanding military commanders in history.
The first commercially successful technique of photography was invented by the French Louis Daguerre.
The seminomadic lifestyle of the Bedouin adapted to the climatic and environmental conditions of the desert.