The Colorado State Capitol, located at 200 East Colfax Avenue in Denver, is a prominent landmark and the seat of the Colorado General Assembly. This historic building, constructed in the 1890s, is known for its distinctive gold dome, which is covered in real gold leaf to commemorate the Colorado Gold Rush. Visitors can explore the capitol's interior, which features stained glass windows depicting important events in Colorado's history and portraits of every U.S. president. The capitol is open to the public for both guided and self-guided tours, offering a glimpse into the state's legislative process and its rich heritage.