Pennsylvania is a state located in the northeastern part of the United States. It is one of the original 13 colonies and became the second state to ratify the U.S. Constitution in 1787. The state is bordered by New York to the north, New Jersey to the east, Delaware and Maryland to the south, West Virginia to the southwest, Ohio to the west, and Lake Erie to the northwest.
Pennsylvania is known for its rich history and played a significant role in the American Revolution and the founding of the United States. The city of Philadelphia, the state's largest city, served as the nation's capital from 1790 to 1800. Today, Pennsylvania is home to diverse landscapes, ranging from densely populated urban areas to rural farmland and picturesque mountains.
The state's economy is diverse and encompasses various industries. Pennsylvania is a top producer of natural gas, coal, and electricity, and it has a strong manufacturing sector. The healthcare and education sectors are also major contributors to the state's economy.
Pennsylvania is home to several prominent universities, including the University of Pennsylvania, Penn State University, and Carnegie Mellon University. The state also boasts numerous cultural and historical attractions, such as Independence Hall, the Liberty Bell, and the Gettysburg National Military Park.
Pennsylvania experiences a humid continental climate, with hot summers and cold winters. The state offers a wide range of outdoor recreational activities, including hiking, skiing, and fishing.