Eldorado Amusement Park was a 25-acre (10.12 ha) amusement park that opened in 1891 in the Highwood Park section of Weehawken, New Jersey. It operated as an amusement grounds through 1894, after which time the main building, the Casino, was used to host boxing matches and other athletic events and vaudeville performances. A massive fire in the early morning of November 4, 1898, destroyed the building.