The Reformed Church in America (RCA) is a mainline Reformed Protestant denomination in Canada and the United States.
 It has about 223,675 members, with the total declining in recent decades.
 From its beginning in 1628 until 1819, it was the North American branch of the Dutch Reformed Church.
 In 1819 it incorporated as the Reformed Protestant Dutch Church.
 The current name was chosen in 1867.
Fort Herkimer Church, also known as the Reformed Protestant Dutch Church of German Flatts, is a historic church located in East Herkimer, Herkimer County, New York.
 It was built in 1767, and expanded in 1812.
 It is a two-story, rectangular grey limestone building.
 The gable roof is topped by a frame cupola.
520 Park Avenue is an American skyscraper under construction on East 60th Street west of Park Avenue in Manhattan, New York City.
 It was designed by Robert A.M. Stern Architects.
 The building will cost US$450 million to build.
 The tower will be completed by 2017.
 It is a Zeckendorf development.
The West End Collegiate Church is a church on West End Avenue at 77th Street on Manhattan's Upper West Side.
 It is part of The Collegiate Reformed Protestant Dutch Church in the City of New York, the oldest Protestant church with a continuing organization in America.
 The West End Collegiate Church and Collegiate School, which includes the adjacent Collegiate School, is listed on the U.S. National Register of Historic Places.
The Flatbush Reformed Protestant Dutch Church, also known as the Flatbush Reformed Church, is a historic Dutch Reformed church – now a member of the Reformed Church in America – at 890 Flatbush Avenue in the Flatbush neighborhood of Brooklyn, New York City.
 The church complex consists of the church, cemetery, parsonage and church house.
The Collegiate Reformed Protestant Dutch Church is a Dutch Reformed congregation in Manhattan, New York City, which has had a variety of church buildings and now exists in the form of four component bodies: the Marble, Middle, West End and Fort Washington Collegiate Churches, all part of the Reformed Protestant Dutch Churches of New York.
 The original congregation was established in 1628.
St. Nicholas Collegiate Reformed Protestant Dutch Church
Fort Washington Collegiate Church is a Collegiate Reformed Protestant Dutch Church located in the Washington Heights neighborhood of Manhattan, New York City.
The Old Dutch Church, officially known as the First Reformed Protestant Dutch Church of Kingston, is located on Wall Street in Kingston, New York, United States.
 Formally organized in 1659, it is one of the oldest continuously existing congregations in the country.
 Its current building, the fifth, is an 1852 structure by Minard Lafever that was designated a National Historic Landmark in 2008, the only one in the city.
 The church's 225 ft steeple, a replacement for a taller but similar original that collapsed, makes it the tallest building in Kingston and a symbol of the city.
Reformed Protestant Dutch Church of Klyne Esopus, now known as Klyne Esopus Historical Society Museum, is a historic Dutch Reformed church building at 764 US 9W in Esopus, Ulster County, New York.

Question: Which was created first, the Collegiate Reformed Protestant Dutch Church or 520 Park Avenue? 
Answer: Collegiate Reformed Protestant Dutch Church