Q:Not to be confused with Dr. William J. Mayo House in Rochester MinnesotaThe Dr. William W. Mayo House located at 118 North Main Street in Le Sueur Minnesota United States is listed on the National Register of Historic Places (NRHP). It was built in 1859 by James Mayo and his brother William Worrall Mayo who emigrated from Salford United Kingdom to the United States in 1846 and became a doctor. William's older son William James Mayo was born in the home in 1861. William W. Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
A:
Building