Now the building is undergoing work that will include renovation of all common areas as well as two major entrances.
But its location at one of the major entrances to Yellowstone brings it more than a quarter of a million visitors a year.
The Ninth Processing Gate is a major entrance to the shell.
The archway was built at the north entrance, which was the first major entrance for Yellowstone.
Having four major entrances, each gaping mouth offers unique experience to its visitors.
All the major entrances of the park gained similar neoclassical treatments.
The main entrance is on the southeast corner with a second major entrance centered on the east facade.
On the eastern side of the land walls, stands the second major entrance to the city, the Gate of Ploča.
Until today, anyone could enter through eight major entrances and a number of other ones.
The form is scalloped away where the three major entrances are to be found.