… An airship has a huge main body that contains lighter than air gas. The gas raises the aircraft and keeps it afloat the same way a gas balloon is lifted. But airships, unlike balloons have engines to move them thorough the air and almost always have…

… was one of world's most tragic occurrences ever. The Hindenburg was a rigid airship built by a firm in Friedrichshafen, Germany. The Hindenburg was completed and tested in 1936 passengers had already been travelling in airships for 27 years by this point…

… airships: 1. Nonrigid Airships 2. Rigid Airships 3. Semirigid Airships Nonrigid airships were the first airships and some are still flown today. They don't have any major internal structures and don't have framework for the outer skin. The gas…

… things. Some of the main things they valued were family, religion and education, and their economy. The American citizen has greatly changed through out the years. Family is a very important part of life to people of Pennsylvania. Most families…

… It can be argued that the Greeks are the most influential civilization to exist throughout history. The Greeks introduced advances in science, politics, art, etc that are treasured and still used to the present day. Modern societies have adopted…

… many concepts that deals with the past development of animals and humans. Over the years, anthropologists found many differences between the appearance, behavior and mind of humans and animals. Even though, there are many similarities and differences…

… Hull was born in Overton County, Tenn. A Tennessee legislator and judge, Democratic national committee chairman, U.S. representative (1907-1931) and senator (1931-1933), he became the longest-termed secretary of state ever under President Franklin…

… relations foundation. He grew up in the east end of Toronto, Ontario. He experienced a lot of racism in his life, because he was black. When he was in the Royal Canadian Air Force, there were few anti-discrimination laws. People would always make…

… one of The Seven Wonders of the World. Today, this very same pyramid is the world's last Wonder, amid several other pyramids. The remarkable ruins of thirty-five major pyramids stand majestic near the mouth of the historic Nile River, the same hand-buil…

… of the continent of Africa. It is one of the earth's oldest and stable landmasses. This is why there are no folded mountain ranges. The only mountain ranges that are similar to that kind of range, would be those in the southern tip. This is where the…