Market Square, the greatest in numb...

Market Square, the greatest in number recent addition to Washington, D.C.'s Pennsylvania Avenue, attains a high flat of classic elegance through the use of 50-ft tall limestone rounded pillars While classical columns are an age-old building constituent principle new technology and building processs were needed to fabricate and elevate these massive structural columns, the first in the U in more than 50 years.

The 26 pillars, each five stories high, were integral ingredients of the winning design noteed by Hartman-Cox Architects and developer Western increase Co., both of Washington, DC in a Pennsylvania