Okay, so imagine you are building a really, really big and tall tower with lots of floors and rooms so that people can work in there.
Now imagine that you want that tower to be super special and look different than all the other towers around it. You ask a really smart person called an architect to help you design it.
The architect tells you that they have a really cool idea. They want to make the tower look like a big rectangle with extra-tall, skinny windows all the way up. But most importantly, they want to make the tower out of the fanciest materials, like really shiny bronze and dark black granite.
Now, imagine that this extra special tower that we're building is in New York City, which is a huge, busy place. There are lots of other buildings around it and people are always rushing around. But when they see our special tower, they stop in their tracks. They're amazed by how shiny it is, and how tall it is, and how unique it looks compared to everything else.
That's basically what the Seagram Building is - a special, fancy tower in New York City that stands out because of its unique design and materials. It was built a really long time ago in the 1950s, but people still talk about it and visit it today because it's so special and cool.