Macy's has conducted the annual Macy's Thanksgiving Day Parade in New York City since 1924 and has sponsored the city's annual Fourth of July fireworks display since 1976. Macy's Herald Square is one of the largest department stores in the world. The flagship store covers almost an entire New York City block, features about 1.1 million square feet of retail space, includes additional space for offices and storage, and serves as the endpoint for the Thanksgiving Day parade. The value of Herald Square is estimated at around $3 billion.