Unfinished buildings and structures in the United States

Mansion in San Jose, California.

cathedral in Manhattan, New York City, U.S.

thumb|upright=1.3|View of Arcosanti from the southeast, showing buildings from Crafts III on the far left to the guestrooms in the right foreground thumb|Part of the complex with fall foliage

Subatomic particle accelerator cancelled in 1993 during construction in Texas

demolished Las Vegas hotel

Proposed project on the Las Vegas Strip

1987 building collapse in Bridgeport, Connecticut

highway in the U.S. state of New York

unfinished residential skyscraper in Manhattan