I would say that would have to be the Mississippi River.
No it is not man made, but it has been altered by man for flood control reasons & barge traffic
Rocks that have been altered by compression are called metamorphic rocks. These rocks undergo changes in texture, mineralogy, or chemical composition due to high pressures and temperatures without melting. Examples include marble, slate, and schist.
It all depends on which "grade" that particular model is and what condition it is in. Whether it has been altered or re-finished.
The Volga
An altered pig is commonly referred to as a genetically modified pig. These pigs have been altered using genetic engineering techniques to exhibit specific characteristics or traits for various purposes such as disease research or organ transplantation.
The book had clearly been altered. She altered my dress so it fit me. If your ticket is altered in any way, you cannot get into the concert.
Its name refers to the darkness of the river bed that has been lined with thick layers of decomposing vegetation.
A designer baby is a baby whose genetic makeup has been selected or altered, often to include a particular gene or to remove genes associated with a disease.
If a Greek vase or a vase of Greece has been altered or repaired, it generally loses some value. You can see if it has been altered or repaired by inspecting closely for cracks, scratches, and paint changes.
Raw materials or unprocessed resources are terms used to describe natural resources that have not been altered or processed. These can include materials like wood, minerals, or water in their natural state before any human intervention.
The Apies River in Gauteng, South Africa, is approximately 40 kilometers (about 25 miles) long. It flows through various suburbs of Pretoria and is a significant tributary of the Limpopo River. The river's course has been altered and affected by urban development and infrastructure over the years.