[Explosion of flood rock at Hell Gate.]

[The flood rock explosion, Hell Gate.]

[Hell Gate explosion.]

[Explosion of Hell Gate.]

Hell Gate

Hell Gate

[Carl Schurz Park and Hell Gate.]

Hell Gate.

[Birds-eye view of Hell Gate, Hell Gate Bridge.]

Hell Gate

Hell Gate Bridge I

Hell Gate Bridge I

Hell Gate Bridge I

Hell Gate Bridge I

Hell Gate Bridge I

Hell Gate Bridge I

Hell Gate Bridge I

Hell Gate Bridge I

Hell Gate Bridge I

[Hell Gate Bridge from under the Ward's Island Viaduct.]