Guests to the Extended Tour of the 1892 Bishop's Palace will be treated to a guided viewing of the house complete with a stop at Mrs. Gresham's third floor painting studio. Typically reserved only for our Basement to Attic Tours, this new offering will give guests a quick view of the rarely seen third floor and an informative experience with our knowledgable tour guides. The Bishop's Palace (a.k.a. Gresham House) is a contributing building in the East End Historic District, a National Historic Landmark. The house is listed in the National Register of Historic Places at the national level of significance in the area of architecture. Architectural historians list the Bishop's Palace (Gresham House) as one of the most significant of Victorian residences in the country.