The Allegheny River is a principal tributary of the Ohio River; it is located in the Eastern United States. The Allegheny River joins with the Monongahela River to form the Ohio River at the Point of Point State Park in Downtown Pittsburgh, Pennsylvania.
Toxicodendron radicans, commonly known as poison ivy is a poisonous North American plant that is well known for its production of urushiol
Yosemite National Park is a United States National Park spanning eastern portions of Tuolumne, Mariposa and Madera counties in the central eastern portion of the U.S. state of California.
A campfire is a fire lit at a campsite, to serve the following functions: light, warmth, a beacon, an insect and/or apex predator deterrent, to cook, and for a psychological sense of security.