Florida (Spanish for "land of flowers") is the southernmost contiguous state in the United States.
The Indian River is a long brackish lagoon in Florida, and is part of the Indian River Lagoon system, which in turn forms part of the Atlantic Intracoastal Waterway.
Sebastian is a city in Indian River County, Florida, United States.
A tributary or affluent is a stream or river that flows into a larger stream or main stem (or parent) river or a lake.
The United States of America (USA), commonly known as the United States (U.S.) or America, is a federal republic composed of 50 states, a federal district, five major self-governing territories, and various possessions.