The Founding of Maryland

The Lord's Baltimore

Historical Figures From Maryland

Maryland's Historical Sites and other Places of Interest

Historical African American Figures From Maryland

History of the State Flag

Great Seal of Maryland

Former Great Seals of Maryland

Official State Symbols

Maryland's County Seals

Maryland's Firsts

Maryland's Governor's 1634 to Present Day

Maryland's County Establishment

Maryland's County Seats

Maryland State Parks and Forests

Maryland's Regions

Maryland's Population

Fort Frederick and the French and Indian War

The Maryland Men Who Signed the Declaration of Independence

The Peggy Stewart

Civil War Battles in Maryland

The Baltimore Colts

Anne Wolseley Calvert

Everything Beatles!

About Famous People!



Harford County Roadside Historic Markers

By John T. Marck


Aberdeen Proving Ground

Bel Air County Seat of Harford County

Berkley Crossroads

Bethel Presbyterian Church

Black Horse Tavern

Calvary United Methodist Church

Captain Angus Greene

Captain John Smith

Churchville/ George Washington / Lafayette

Colony of Maryland

Concord Point Lighthouse


Constant Friendship


George Washington Traveled This Road

The Generals Highway

The Gunpowder Neck

Hall's Cross Roads

Harford Town

Harford Town (2)

Harry Gilmor's Raid

Havre de Grace

Havre de Grace Racetrack

The Hays House

"Indian Spring"

Jerusalem Mills

John O'Neill

Joppa Town

Ladew Topiary Gardens and Pleasant Valley House


Lafayette at Col. Rigbie's House


The Lock House

Mason and Dixon Line

Mason-Dixon Line (Pennsylvania)

Medical Hall

My Lady's Manor "Lord Baltemore's Guift"

Old Post Road - Cokesbury College

Old Post Road - Count Rochambeau's

Old Post Road - Gov. William Paca

Old Post Road - Harford Town

Old Post Road - Joppa Town

Old Post Road - Spesutia P.E. Church

Old Post Road - Susquehanna Lower Ferry



Peach Bottom Slate Region

Rochambeau Plaza

Rock Run

Rock Run Landing

Saint Ignatius Church - Hickory, Maryland

Site of "Old Baltimore"

Site of Old Baltimore c.1670

Sophia's Dairy

Spesutia Church St. George's Parish

Spesutia Island

Spesutia Island - Utie's Hope

Susquehanna River Crossing

State of Maryland

The Bush Declaration Harford Town

Tudor Hall

William Paca


Photograph & article copyright 1990-2022 by John T. Marck. All Rights Reserved. This photograph and article may not be resold, reprinted, or redistributed for compensation of any kind.

A Splendid Time Is Guaranteed For All