Welcome to the Thomas Jefferson Memorial a unit of National Mall and Memorial Parks. Use the links above to find out more site specific information to properly plan your visit here. Click here to find out about all the various units of National Mall and Memorial Parks
Did You Know?
The most productive time for Peirce Mill was during the Civil War. During this time, Peirce Mill and all the other millworks along Rock Creek were processing grains to supply flour and meal for Union soldiers stationed in Washington, DC and abroad.