Mount Carmel Cemetery is also the final resting place of numerous local organized crime figures, the most notorious being Al Capone.

The cemetery contains hundreds of headstones and monuments adorned with statues and elaborate engravings of religious figures such as Jesus, The Blessed Mother, and many saints as well as angels.

[2] The structure informally known as the Bishops' Mausoleum, designed by architect William J. Brinkmann, is located at Mount Carmel Cemetery and is the final resting places of the Bishops and Archbishops of Chicago; its formal name is the Mausoleum and Chapel of the Archbishops of Chicago, and it is the focal point of the entire cemetery, standing on high ground.

[3] The roughly rectangular-shaped mausoleum has a stepped pyramidal roof surmounted by a statue of the Archangel Gabriel sounding his trumpet at the moment of the final resurrection.

Instead, Archbishop Quigley engaged one of the foremost religious architects of the day, Aristide Leonori, the noted for his 1899 design of the Mount St. Sepulchre Franciscan Monastery in Washington, D.C., as well as the interiors of early 20th century Mediterranean churches.

In addition to funeral trains, the branch offered daily shuttles between Mount Carmel and Bellwood operating at 30-minute intervals during weekdays.