Regent's Park is a 410-acre royal park in London, split between the City of Westminster and the Borough of Camden. It features a mix of open parkland, gardens, a lake, sports facilities, and even London Zoo. Designed by John Nash and James and Decimus Burton, the park has a rich history dating back to the 1500s when it was used for hunting and farming. Today, it's a popular spot for locals and tourists alike to enjoy outdoor activities and relax in the heart of the city.