The Pittsburgh Crèche, or nativity scene, is the only sanctioned replica of the crèche at Saint Peter's Basilica in the Vatican. This 66,000 pound piece of art has been a part of Pittsburgh's history and Christmas tradition for 22 years. Now, we take you behind the scenes as we see how this three story structure is assembled and meet the people involved in making it happen.

Learn about the different types of clouds in our atmosphere with the Punxsutawney Weather Discovery Center's "Pull Up Clouds" exhibit designed by the Carnegie Science Center. Visit the center to learn about clouds, thunderstorms and much more. Get more information at weatherdiscovery.org

Once the tallest building in Pittsburgh, at 44 floors, the Gulf Building remains iconic in the city skyline.

With materials original to the day it was built, marble removed during enhancements and renovations is stored in the basement for reuse.

Welcome to the Manchester Growing Together Garden, home to one of Pittsburgh's newest public art murals, "Mustard Seed Faith". Join us as we speak to the artists and document the creation of this beautiful giant rooster and learn what it means to the community. Special thanks to the artists, Shane Pilster and Max Gonzales, the garden, and Hemispheric Conversations Urban Art Project.