![](https://upload.wikimedia.org/wikipedia/commons/thumb/d/dd/Allegheny_Building%2C_Pittsburgh%2C_2020-01-07%2C_01.jpg/360px-Allegheny_Building%2C_Pittsburgh%2C_2020-01-07%2C_01.jpg)
Forever overshadowed by its taller neighbor the Frick Building, the Allegheny Building, built in 1906, is also by Daniel Burnham, and also a Frick project. It is one of his spare, almost modernistic designs, and it is fascinating to see how well the classical vocabulary adapts to twentieth-century simplicity.