Black Hills Institute (BHI) of Geological Research
A paleontological museum associated with a major commercial excavator of dinosaur fossils, famous for finding mostly-complete specimens of Tyrannosaurus rex. Most exhibits are replicas of specimens excavated nearby and then sold to prominent natural history museums, including "Sue" (in the Chicago Field Museum), "Stan" (in Abu Dhabi) and "Trix" (in Leiden).
The Black Hills Institute of Geological Research, Inc. (BHI) is a private corporation specializing in the excavation and preparation of fossils, as well as the sale of both original fossil material and museum-quality replicas. Founded in 1974 and based in Hill City, South Dakota, the company is most famous for excavating and selling replicas of some of the most complete specimens of Tyrannosaurus rex, including "Sue", "Stan", and "Trix".
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Black Hills Central Railroad