Now housing the Five Civilized Tribes Museum, this original Union Agency building was constructed in 1875 by the federal government to oversee the affairs of the Five Civilized Tribes. Cornerstone was laid by members of the Masonic Lodge, believed to be the first Masonic cornerstone laying in Oklahoma. **
1101 Honor Heights Dr, Muskogee, Oklahoma. Next to Veterans Administration hospital.
** Information and directions from Oklahoma Historical Society