Given the question: Howland Cobblestone Store - The Howland Cobblestone Store also known as the Howland Stone Store Museum is a 19th-century store significant for its cobblestone architecture. It was added to the National Register of Historic Places in 1994. At the time of its nomination the owners were in the process of removing the stucco that had covered the cobblestones since the 1850s. Given a choice of categories company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, the text refers to which one?
The answer is:
Building