The Chesapeake Bay – Landsat satellite image
The Chesapeake Bay – Landsat satellite image
Boundaries of the Chesapeake Bay impact crater.
Satellite photo of the river (upper left) where it empties into the Chesapeake Bay (center)
View of the Eastern Bay in Maryland at sunset
The Chesapeake Bay Bridge, near Annapolis, Maryland
Harrisburg, with the Pennsylvania State Capitol dome, seen from Wormleysburg
The Bay viewed from a plane
Food chain diagram for waterbirds of the Chesapeake Bay
Monument at the site of Gen. Clinton's dam at the river's source at Otsego Lake in Cooperstown, New York
Revised map of John White's original by Theodore DeBry. In this 1590 version, the Chesapeake Bay appears named for the first time.
An aerial view looking south over the Wrights Ferry Bridge (front) and the Veterans Memorial Bridge (behind). Columbia, PA is located off the eastern side of the river (left) and Wrightsville, PA is located on the western side (right).
Later (1630) version of the 1612 map by Captain John Smith during his exploration of the Chesapeake. The map is oriented with west at top.
Oyster boats at war off the Maryland shore (1886 wood engraving). Regulation of the oyster beds in Virginia and Maryland has existed since the 19th century.
Lighthouses and lightships such as Chesapeake have helped guide ships into the Bay.
Three Mile Island on the Susquehanna River.
Example Chesapeake Bay tides from Baltimore and the Chesapeake Bay Bridge–Tunnel for quarter and full moons during June 2013
A skipjack, part of the oystering fleet in Maryland
The Thomas Point Shoal Light in Maryland
Tidal wetlands of the Chesapeake Bay
Dead menhaden floating in the bay in 1973
Dissolved oxygen levels (Milligrams per liter) required by various marine animals living in the Chesapeake Bay.
A cluster of oysters grown in a sanctuary
Sediment sources in the Chesapeake Bay
Maryland Department of Natural Resources survey vessel tied up to a private dock with a continuous monitoring station.
Chesapeake Bay Interpretive Buoy System smart buoy on the Patapsco River.

The Bay is approximately 200 mi long from its northern headwaters in the Susquehanna River to its outlet in the Atlantic Ocean.

- Chesapeake Bay

The river empties into the northern end of the Chesapeake Bay at Perryville and Havre de Grace, Maryland, providing half of the Bay's freshwater inflow.

- Susquehanna River
The Chesapeake Bay – Landsat satellite image

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Havre de Grace, Maryland

Satellite image of Chesapeake Bay shows the entry of the Susquehanna River and the Maryland cities of Havre de Grace (southwest bank) and Perryville (northeast bank).
Sion Hill, 1936 photo
Bird's-eye view of Havre de Grace in 1907
Northbound Acela Express crossing Amtrak's Susquehanna River Bridge, at Havre de Grace
U.S. Route 40 eastbound in Havre de Grace

Havre de Grace, abbreviated HdG, is a city in Harford County, Maryland, United States, situated at the mouth of the Susquehanna River and the head of Chesapeake Bay.


Most populous city in the U.S. state of Maryland, fourth most populous city in the Mid-Atlantic, as well as the 30th most populous city in the United States, with a population of 585,708 in 2020.

Most populous city in the U.S. state of Maryland, fourth most populous city in the Mid-Atlantic, as well as the 30th most populous city in the United States, with a population of 585,708 in 2020.

Baltimore Town in 1752, at "The Basin"
Bombardment of Fort McHenry by the British. Engraved by John Bower
The Battle Monument is the official emblem of the City of Baltimore.
Sixth Regiment fighting railroad strikers, July 20, 1877
The Great Baltimore Fire of 1904, looking west from Pratt and Gay streets
Satellite image of Baltimore
A map of Baltimore with the official city-designated Baltimore neighborhoods, by the Baltimore City Dept. of Planning
Sherwood Gardens, Guilford neighborhood, Baltimore
Rowhouses, Federal Hill neighborhood, Baltimore
Map of racial distribution in Baltimore, 2010 U.S. Census. Each dot is 25 people:
Baltimore Basilica, the first cathedral built in the U.S.
Patrol car of the Baltimore Police Department
The Washington Monument
Emerson Bromo-Seltzer Tower, built in 1911. The 15 stories of the Bromo Seltzer Tower have been transformed into studio spaces for visual and literary artists
Hippodrome Baltimore
Oriole Park at Camden Yards
M&T Bank Stadium
Baltimore City Hall
Courthouse east is a historic combined post office and Federal courthouse located in Battle Monument Square.
Keyser Quadrangle in Spring at the Johns Hopkins University the first research university in the United States.
Interior of the George Peabody Library at the Peabody Institute of Johns Hopkins University. The library is renowned for its beauty.
The Baltimore Light RailLink provides service to Baltimore–Washington International Thurgood Marshall Airport and the Baltimore area. Here, a train stops at Convention Center station, just west of the Baltimore Convention Center on Pratt Street.
View south along I-95 from the ramp from I-395 to I-95 northbound in Baltimore
Charm City Circulator Van Hool A330#1101 on the Orange Line
Baltimore Pennsylvania Station
The interior of Baltimore–Washington International Thurgood Marshall Airport, Baltimore's major commercial airport
Eastward view Baltimore's Inner Harbor
Baltimore harbor in 1849 with the prominent Washington Monument in the background north of the city
Francis Scott Key Bridge over the Baltimore harbor.
The "Mr. Trash Wheel" trash interceptor at the mouth of the Jones Falls River in Baltimore's Inner Harbor
Reservoir Hill
Station North
Fells Point
Roland Park
Baltimore Visitor Center in Inner Harbor
Fountain near visitor center in Inner Harbor
Sunset views from Baltimore's Inner Harbor
Baltimore is the home of the National Aquarium, one of the world's largest.

The Baltimore County area northward was used as hunting grounds by the Susquehannock living in the lower Susquehanna River valley.

Baltimore is in north-central Maryland on the Patapsco River close to where it empties into the Chesapeake Bay.

Delaware River

Major river on the Atlantic coast of the United States.

Major river on the Atlantic coast of the United States.

Thomas West, 3rd Baron De La Warr
The headwaters of the Delaware River including the river's East and West Branches and other tributaries
The East Branch of the Delaware River near Margaretville, New York
Canoeing on the river at Hawk's Nest, New York
The "Falls" at Trenton
The lower Delaware as viewed from New Castle, Delaware
Benjamin West's painting The Treaty of Penn with the Indians (1771–1772), depicts the 1683 peace treaty at Shackamaxon between William Penn and Tamanend, the chief of the Lenape's "Turtle Clan." Voltaire referred to it as "the only treaty never sworn to and never broken."
Washington Crossing the Delaware by Emanuel Leutze, 1851. Oil on canvas. Metropolitan Museum of Art, New York.
historical map
A remaining section of the Delaware and Hudson Canal seen from U.S. 209 near Summitville, New York
On the Delaware River, oil on canvas (circa 1861-63) by George Inness Brooklyn Museum
Walt Whitman Bridge crossing with port facilities of Camden-Gloucester at right and Philadelphia at left
The Dingman's Ferry Bridge connecting Sandyston Township, in Sussex County, New Jersey and Delaware Township in Pike County, Pennsylvania is the last privately owned toll bridge on the Delaware River and one of the last few in the United States.
The river within the southern portion of the Delaware Water Gap National Recreation Area, near Worthington State Forest in New Jersey
A flood in Westfall, Pennsylvania in 2006
A 1655 Swedish nautical chart showing part of the Delaware River, from when the river was part of the Swedish colony New Sweden

The name "Delaware" also came to be used as a collective name for the Lenape, a Native American people who inhabited an area of the basins of the Susquehanna River, Delaware River, and lower Hudson River in the northeastern United States at the time of European settlement, as well as for their language.

The Chesapeake and Delaware Canal joins the waters of the Delaware with those of the Chesapeake Bay.