Title: Windsor, Berkshire
Content:  Windsor is a historic market town and unparished area in the Royal Borough of Windsor and Maidenhead in Berkshire, England. It is the site of Windsor Castle, one of the official residences of the British monarch. The town is situated 21.7 mi west of Charing Cross, central London, 5.8 mi southeast of Maidenhead, and 15.8 mi east of the county town of Reading. It is immediately south of the River Thames, which forms its boundary with its smaller, ancient twin town of Eton. The village of Old Windsor, just over 2 mi to the south, predates what is now called Windsor by around 300 years; in the past Windsor was formally referred to as New Windsor to distinguish the two.
Title: Windsor, Connecticut
Content:  Windsor is a town in Hartford County, Connecticut, United States, and was the first English settlement in the state. It lies on the northern border of Connecticut's capital, Hartford. The population of Windsor was 29,044 at the 2010 census. Poquonock is a northern area of Windsor that has its own zip code (06064) for post-office box purposes. Other unincorporated areas in Windsor include Rainbow and Hayden Station in the north, and Wilson and Deerfield in the south. The Day Hill Road area is known as Windsor's Corporate Area, although other centers of business include New England Tradeport, Kennedy Industry Park and Kennedy Business Park, all near Bradley International Airport and the Addison Road Industrial Park.
Title: Windsor City Hall
Content:  Windsor City Hall is the seat of the municipal government of Windsor, Ontario, Canada. The mayor's office and Windsor City Council are housed in the main building at 350 City Hall Square West, while additional city services are located in an adjacent building at 400 City Square East in downtown Windsor.
Title: Windsor, Quebec
Content:  Windsor is a town of 5,300 people, part of the Le Val-Saint-François Regional County Municipality in the Estrie region of Quebec, Canada, of which it is the seat. Windsor is perhaps best known for its ultra-modern Domtar fine paper plant.
Title: Windsor, Ontario
Content:  Windsor is a city in southwestern Ontario, Canada, on the south bank of the Detroit River directly across from Detroit, Michigan, United States. Geographically located within but administratively independent of Essex County, it is the southernmost city in Canada and marks the southwestern end of the Quebec City–Windsor Corridor. The city's population was 217,188 at the 2016 census, making it the third-most populated city in Southwestern Ontario, after London and Kitchener. The Detroit–Windsor urban area is North America's most populous trans-border conurbation, and the Ambassador Bridge border crossing is the busiest commercial crossing on the Canada–United States border. Windsor is a major contributor to Canada's automotive industry and is culturally diverse. Known as the "Automotive Capital of Canada", Windsor's industrial and manufacturing heritage is responsible for how the city has developed through the years.
Title: Windsor, Virginia
Content:  Windsor is an incorporated town in Isle of Wight County in the Hampton Roads region of southeastern Virginia in the United States. It is located near the crossroads of U.S. Route 460 and U.S. Route 258. The population was 2,626 at the 2010 census, up from 916 at the 2000 census.
Title: Windsor, New South Wales
Content:  Windsor is a historic town north-west of Sydney, New South Wales, Australia. It is in the Hawkesbury local government area. The town sits on the Hawkesbury River, enveloped by farmland and Australian bush. Many of the oldest surviving European buildings in Australia are located at Windsor. It is 46 km north-west of metropolitan Sydney, on the fringes of urban sprawl.
Title: Windsor, Colorado
Content:  Windsor is a home rule municipality in Larimer and Weld counties in the U.S. state of Colorado. According to the 2010 census, the population of the town was 18,644. Windsor is located in the region known as Northern Colorado. Windsor is situated 59 mi north of the Colorado State Capitol in Denver.
Title: Royal Borough of Windsor and Maidenhead
Content:  The Royal Borough of Windsor and Maidenhead is a Royal Borough of Berkshire, in South East England. It is home to Windsor Castle, Eton College, Legoland Windsor and Ascot Racecourse. It is one of four boroughs entitled to be prefixed Royal and is one of six unitary authorities in its county, which has historic and ceremonial status.
Title: Windsor, Vermont
Content:  the state constitution was signed, and acted as the first capital until 1805 when Montpelier became the official state capital. Commerce prospered due to the village's location on the banks of the Connecticut River where several smaller streams run into it. The economy improved in the mid-19th century when Windsor became the first town in the state to break ground for the railroad with the construction of a rail depot. Windsor Station connected the town to out-of-state markets. It was after the railroad went through that the area was discovered by tourists. Windsor's war memorial, the City Center Veterans Memorial, was created by sculptor Lawrence Nowlan.

Question: What is Windsor the capital of?
Answer: Essex County.
Essex County, Ontario.