President Roosevelt asked the Commission of Fine Arts about the possibility of erecting a memorial to Thomas Jefferson. Construction went from 1938-43, & Roosevelt laid the first cornerstone himself.
The Capitol is among the most architecturally impressive and symbolically important buildings in the world. Begun in 1793, the Capitol has been built, burnt, rebuilt, extended, and restored.
Completed in 1908, the station was the largest train station in the world at the time it was built. In fact, if put on its side, the Washington Monument could lay within the confines of the station.
