Landmarks Preservation Commission.

Authorities have long been concerned about 502 Canal St.'s deteriorating exterior. 

The historic neighborhood does not have its share of historic designations, advocates say.

Dozens of supporters argued to the Board of Standards and Appeals about the Hopper-Gibbons House.

The city will hear an appeal of its order to remove the fifth floor of Chelsea's Hopper Gibbons House.

Landmarks Preservation Committee OKs windows overlooking the Frick Collection's 70th Street garden.

The board opposes the proposed 9-by-90-foot "Seaport" sign, despite the LPC's unanimous approval.

SoHo residents called the building planned for Crosby Street too tall and out of sync with its neighbors.

The chic dining room was given landmark protection Tuesday.

Community Board 1's Landmarks Committee blasted the sign as out of charcter for the Seaport.

The Landmarks Preservation Commission voted to secure the new historict district despite protests.

Politicians want to widen the Brooklyn Bridge's walking and biking path.

The City Council unanimously approved expanding Park Slope's historic district by 600 buildings.

Adam "Ad-Rock" Horovitz's former home at 186 Spring St. is slated for demolition.

Residents say they've been complaining for years about potential danger at 260 Lenox Avenue.

Chelsea Hotel Tenants' charitable trust will fund other fights to save historic buildings.