25. Mount Rushmore, mid-construction
During the years 1934 and 1939, the presidents’ faces were finished. They included George Washington, Thomas Jefferson, Theodore Roosevelt, and Abraham Lincoln.
26. William Harley and Arthur Davidson in 1914
The original Harley Davidsons were extremely different from the current ones. William Sylvester Harley wished for a motorbike that was capable of traveling around North America. It resulted in the Harley being born.
27. Graf Zeppelin flying over the Washington DC, 1928
Zeppelin, as seen here, flew over the Capitol building at an alarming height. 36 crew members had to take control of the Zeppelin.
28. A group of men stands in one of the Hoover Dam’s outlets pipes
This is located in the Nevada and Arizona region, the Hoover Dam gives power to Nevada, California, and Arizona. It was built in 1931 and fished in 1936.
29. A 106-year-old Armenian with an AK-47 in 1990
During Baku pogrom, Armenian civilians were tortured and captured. At least 90 Armenian died and hundreds of people were also injured.
30. The Titanic’s propellers
As the story goes RMS Titanic sets sail from Southampton, England to go to New York City, but met with the infamous accident. On April 14th, 1912, 1,503 people died as the ship hit an iceberg.