Follow CBSPHILLY Facebook  | Twitter

PHILADELPHIA (CBS/AP) — The first public Holocaust memorial in North America has been expanded and modernized in Philadelphia.

READ MORE: Decomposed Body Found In Trash Bag On Train Tracks In Kensington, Philadelphia Police Say

Experts Predict Millennial Voters To Have Largest Turnout For Midterm Elections

A ribbon-cutting ceremony was held Monday morning at the new Holocaust Memorial Plaza located on the Ben Franklin Parkway. Fifty years ago, the original memorial was just a granite sculpture called “Six Million Jewish Martyrs.” It was unveiled in 1964.

Credit: CBS3

Many attended the historic event, including a Holocaust survivor. A new interactive app will allow visitors to hear testimonies from survivors, liberators, and witnesses associated with the Philadelphia community.

READ MORE: Heated Debate Over Who & What Should Be Allowed On Delaware River Splashes Into Public View

The new state-of-the-art plaza also features historical artifacts, including the original train tracks leading to Nazi concentration camps.

Credit: CBS3

With new displays, visitors can see train tracks that led to the Treblinka extermination camp and witness a sapling nurtured by children in the Theresienstadt camp.

Pennsylvania Sen. Casey, Congressman Barletta Face Off In First Debate

Also featured are six pillars are exhibited to contrast Nazi themes with American constitutional protections and values.

MORE NEWS: 35-Year-Old Man Charged In March 2021 Murder Of 19-Year-Old Bridgeton Mother, Police Say

(© Copyright 2018 CBS Broadcasting Inc. All Rights Reserved. The Associated Press contributed to this report.)