Built in Fillmore between 1852 and 1855 as the planned seat of government for Utah Territory, the Utah Territorial Statehouse was intended as part of a far larger capitol complex, though only its south wing was finished. Fillmore lost the capital back to Salt Lake City in 1856, and the building hosted only one full legislative session and parts of two others before taking on local civic uses. After falling into decay, it was restored in the 1920s and opened as a history museum in 1930. It remains a rare physical link to Fillmore’s brief role as territorial capital and to Utah’s early political history.