Conversation so far:
What occured on Lake Shore Drive with Ludwig Mies van der Rohe?
Ludwig Mies van der Rohe designed a series of four apartment buildings for developer Herbert Greenwald: the 860–880 and 900–910 Lake Shore Drive towers on Chicago's Lakefront.
Did Ludwig Mies van der Rohe play a part in the building of these apartments on Lake Shore Drive?
The 26-floor, 254-ft tall towers were designed by the architect Ludwig Mies van der Rohe, and dubbed the Glass House apartments.
What material were the Lake Shore Drive apartment buildings built from?
These towers, with façades of steel and glass, were radical departures from the typical residential brick apartment buildings of the time.

Question: What else did you find interesting?
Self-contained rewrite: What else did you find interesting about the Lake Shore Drive Buildings other than the materials used for it?