Watch the full-length episode at http://video.pbs.org/video/2365455109/?Utm_source=youtube&utm_medium=pbsofficial&utm_campaign=nama_covefullprogram (US Only) http://www.pbs.org/program/national-mall-americas-front-yard/
The construction of the Washington Monument, modeled on the obelisks of ancient Egypt, suffered setbacks and delays including the loss of private funding and approaching civil war. The dome of the U.S. Capitol suffered a similar fate, but President Abraham Lincoln fought to keep its construction going as a message that the Union would survive.
Premieres Tuesday, April 21, 2015 at 8 p.m. ET. Check your local listings.