Uranienborg Church (Uranienborg kirke) is a prominent landmark located on a hill in the Frogner district of Oslo, just behind the Royal Palace. Designed by architect Balthazar Lange and consecrated in 1886, the church is a significant example of Gothic Revival architecture, originally built to accommodate over 1,000 worshippers. The interior underwent a major redesign in the 1930s by the celebrated architect Arnstein Arneberg and is particularly noted for its exquisite stained-glass windows created by artist Emanuel Vigeland. In recent years, the church has gained further acclaim for its exceptional Kuhn concert organ, installed in 2010, and a sophisticated renovation of its crypt, which was transformed from a former coal cellar into a modern parish hall in 2021. Despite recent architectural debates regarding its new entrance ramps, the church remains one of Oslo’s most important cultural and religious sites, blending historic grandeur with high-quality artistic and musical traditions.