Jackson Heights, Queens society, whose founders include local historians, the Queens Borough Historian and local activists. They created and oversee the Jackson Heights Garden City Trail and publish a walking guidebook to Jackson Heights. They also collect artifacts of the community. Periodically, the Society testifies before the New York City Landmarks Preservation Commission on issues of concern to the community. In addition, Colombian broadcaster RCN TV has its US-American headquarters in the neighborhood, reflecting the sizable Colombian population in the area. There is a year-round greenmarket every Sunday morning at Travers Park, as well as various family-oriented spring and summer concerts. The word
Jackson Heights, Queens to move in by the 1940s and blacks by 1968. Beginning in the 1960s, an influx of newly immigrated residents came into Jackson Heights, at the same time that existing residents were leaving for suburbs due to white flight. Hispanic immigrants moved in by the 1970s. By then, white residents who remained in the neighborhood wished to eliminate the stigma of Jackson Heights being an ethnically diverse neighborhood, often defining its border as Roosevelt Avenue, because crime had started to increase in the area. By the mid-1970s, South American organized crime groups in Jackson Heights, often peddling drugs, gained national