These industrious men then built the monumental Mount St. Peter Church in New Kensington, which still stands and functions to this day from the materials of the Mellon Mansion.

Several other architects added their own touch to the landscape, including the Olmsted Brothers and some seventeen years after the garden began, Vitale and Geiffert.

Janet Zweig, an artist chosen by the project team, turned the floor of the garden into an exact replica of the sky in Pittsburgh on the day Ann was born.

[4] The Pittsburgh Parks Conservancy and LaQuatra Bonci Associates was responsible for the planning and supervising of the garden's redemption.

[5] Any form of an event can potentially take place in Mellon Park with permission from the City of Pittsburgh Department of Public Works.

[6] One event that has taken place annually since 1969 is A Fair in the Park put on by the Craftsmen's Guild of Pittsburgh in the month of September.