Granhammar Castle
Granhammar Castle is a manor house at Upplands-Bro Municipality in Uppland, Sweden.
History
The main building was built in 1748-1752 according to drawings by architect Carl Hårleman.Between 1802 and 1804, the main building was added with a guest apartment according to drawings by the architect Gustaf Pfeffer . The surrounding park was expanded and beautified during the years 1777–1819 by under the direction of Jeanna von Lantingshausen and Baron Albrekt von Lantingshausen.