Straddling the Schuylkill River between Market and Chestnut Streets
East/West facade. Image from the Athenaeum of Philadelphia.
This proposal is insane now and was even more insane in 1910. Its hard to believe that the idea of a Convention Hall built over a river would EVER be taken seriously, but here we have one that was designed down to the last stitch in a time period where a project like this would seem nearly impossible.
Read more at the Philadelphia City Paper's Naked City Blog!