Please answer the following question: 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. Willis Building (London) - The Willis Building is a skyscraper in London named after the primary tenant insurance broker Willis. It is located on Lime Street in the City of London financial district.The Willis Building was designed by architect Norman Foster and developed by British Land. It stands opposite the Lloyd's building and is 125 metres (410 ft) tall with 26 storeys.
A:
Building