The Christian Science Plaza comprises 10.4 acres (4.2 ha) of open space, a 690 x 100 ft (210 x 30 m)
reflecting pool, a children's fountain, and six buildings:
The First Church of Christ, Scientist, 250
Massachusetts Avenue, consisting of two buildings: the original Mother Church (1894) and the Church Extension (1906).
Reflection Hall, the former Sunday School building (1971), 235 Huntington Avenue, at one end of the reflecting pool.
The Colonnade building (1972), 101 Belvidere Street.
177 Huntington, formerly the Administration Building (1972). This 26-story building housed the church's administrative staff until 2008, when they moved to Christian Science Publishing House.[2][3] The building is now leased out as office space.[4]
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abc"Christian Science Center Complex", Boston Landmarks Commission, Environment Department, City of Boston, 25 January 2011 (hereafter Boston Landmarks Commission 2011).