Chicago’s prominence in the mail-order catalog industry led to the creation of the world’s largest post office in the city in the 1930s, when the old main post office was completed.

(Indeed, some are already scheduled.) A decorative panel inside The Old Post Office pays tribute to the pony express. The cityscape also benefits. Motorists and pedestrians alike will note that ...

The renovations inside the long-vacant Old Post Office are impressive. Walk through the renovated lobby and visitors will see tall ceilings mixing modern design elements with nods to the building ...