Complex sentence: It is housed in a building designed to evoke the Venetian Palazzo Barbaro, but it was built entirely from the ground up in Boston, out of new materials, incorporating numerous architectural fragments from European Gothic and Renaissance structures.
Split into simpler sentences: It is housed in a building designed to evoke the Venetian Palazzo Barbaro. It was built from the ground up in Boston out of new materials, incorporating numerous architectural fragments from European Gothic and Renaissance structures.