The Harn Homestead Museum is an historic site just 2 blocks south of the Oklahoma State Capitol. Our 10 park like acres and 3000 sq. ft. Event Barn makes the Harn Homestead the prefect location for an indoor/outdoor wedding . Our gazebo and wedding tree, are just 2 outdoor locations which have become very popular ceremony sites on the property. The possibilities are endless! The Harn Homestead provides tables and chairs for up to 200.