Pick one category for the following text. The options are - company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work. Hydraulic engine house Bristol Harbour - The Hydraulic engine house is part of the Underfall Yard in Bristol Harbour in Bristol England.The octagonal brick and terracotta chimney of the engine house dates from 1888 and is grade II* listed as is the hydraulic engine house itself. It replaced the original pumping house which is now The Pump House public house. It is built of red brick with a slate roof and originally contained two steam engines.
The answer to this question is:
Building