The Phoenix Shot Tower (1828) was the tallest building in the United States until the Civil War. It is tall. The tower was build without scaffolding. The Sun Iron Building (1851) was the first iron-front building. Brown Memorial Presbyterian Church (1870) has stained glass windows by Louis Comfort Tiffany. It has been called "one of the most significant buildings in this city, a treasure of art and architecture" by "Baltimore Magazine". The 1845 Greek Revival style Lloyd Street Synagogue is one of the oldest synagogues in the United States.