The Tower.

Architecture The Reunion Tower in Dallas (and which famously appeared in the opening title sequence of Dallas) is thirty-five years old:

"Reunion Tower, rising 50 stories at the southwestern edge of downtown, became an instant icon when it opened on April 15, 1978.
Even The New York Times gave an effusive review, saying the “slender, delicate column, topped by a spidery geodesic ball” promised to give Dallas “as distinct a focus as the Gateway Arch gives St. Louis.”
Thirty-five years later, nothing says Dallas around the world quite like The Ball and its gleaming-glass sister hotel, the Hyatt Regency Dallas."

As you can see, even from the ground this looks like an extraordinary structure:


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The Wikipedia is positively ebullient.