[Sixth Avenue El.]

[Sixth Avenue El train station.]

[Sixth Avenue El, Rector Street station.]

[Underneath the Sixth Avenue El.]

[Sixth Avenue El, Rector Street station.]

[Sixth Avenue El, Rector Street station.]

[Sixth Avenue El, Rector Street.]

[Sixth Avenue El.]

[Underneath the Sixth Avenue El.]

[Sixth Avenue El.]

[Sixth Avenue El.]

[Sixth Avenue El.]

[Sixth Avenue El, Cortlandt Street.]

[Sixth Avenue El.]

[Underneath the Sixth Avenue El.]

[Sixth Avenue El.]

[Convergence of the Sixth Avenue and Ninth Avenue El train tracks.]

[Convergence of the Sixth Avenue and Ninth Avenue El train tracks.]

[Sixth Avenue El and street excavation.]

[Underneath the Sixth Avenue El.]