The Harlem River is an 8-mile tidal strait in New York City, flowing between the Hudson River and the East River. It separates the island of Manhattan from the Bronx on the United States mainland.
The Washington, Alexander Hamilton, and High Bridges over the Harlem River
The "C" Rock, with the Henry Hudson Bridge behind it and the Spuyten Duyvil Bridge in the distance in the open position.
The East River is a saltwater tidal estuary in New York City. The waterway, which despite its name is a tidal strait, not a river, connects Upper New York Bay on its south end to Long Island Sound on
Harlem River
…The Harlem River is an 8-mile (13 km) tidal strait in New York City, flowing between the Hudson River and the East River. It separates the island of Manhattan from the Bronx on the United States mainland. The northern stretch, also called the Spuyten Duyvil Creek, has…
East River (foreground) and the headquarters of the United Nations in Midtown Manhattan (background) seen from Long Island City in February 2025
A "bird's-eye" view of New York City from 1859; Wallabout Bay and the East River are in the foreground, the Hudson River and New York Bay in the background.
Exposition display showing cross-section of East River railroad tunnel to Pennsylvania Station