- E-bookLook Up, San Diego! A Walking Tour of Balboa ParkDoug Gelbert
- E-bookA Walking Tour of Williamsburg, VirginiaDoug Gelbert
- E-bookA Walking Tour of The New Orleans French QuarterDoug Gelbert
- E-bookA Walking Tour of Miami Beach, FloridaDoug Gelbert
- E-bookA Walking Tour of A Salem, MassachusettsDoug Gelbert
- E-bookLook Up, Tucson, Arizona! A Walking Tour of Tucson, ArizonaDoug Gelbert
- E-bookA Walking Tour of Aiken, South CarolinaDoug Gelbert
- E-bookLook Up, Savannah! A Walking Tour of Savannah, GeorgiaDoug Gelbert
- E-bookA Walking Tour of Greensboro, North CarolinaDoug Gelbert
- E-bookA Walking Tour of New York City's Financial DistrictDoug Gelbert
- E-bookA Walking Tour of Staunton, VirginiaDoug Gelbert
- E-bookA Walking Tour of Georgetown, South CarolinaDoug Gelbert
- E-bookA Walking Tour of St. Augustine, FloridaDoug Gelbert
- E-bookA Walking Tour of Morristown, New JerseyDoug Gelbert
- E-bookLook Up, Charleston! A Walking Tour of Charleston, South CarolinaDoug Gelbert
- E-bookA Walking Tour of Salisbury, North CarolinaDoug Gelbert
- E-bookA Walking Tour of Beaufort, South CarolinaDoug Gelbert
- E-bookLook Up, Madison! A Walking Tour of Madison, WisconsinDoug Gelbert
- E-bookLook Up, Oakland! A Walking Tour of Oakland, CaliforniaDoug Gelbert
- E-bookLook Up, Salem! A Walking Tour of Salem, OregonDoug Gelbert
- E-bookA Walking Tour of New York City's Upper East SideDoug Gelbert
- E-bookLook Up, Phoenix, Arizona! A Walking Tour of Phoenix, ArizonaDoug Gelbert
- E-bookA Walking Tour of Tampa, FloridaDoug Gelbert
- E-bookLook Up, Toledo! A Walking Tour of Toledo, OhioDoug Gelbert
- E-bookA Walking Tour of New York City's Upper West SideDoug Gelbert
- E-bookLook Up, Boise! A Walking Tour of Boise, IdahoDoug Gelbert
- E-bookA Walking Tour of Bordentown, New JerseyDoug Gelbert
- E-bookLook Up, Nashville! A Walking Tour of Nashville, TennesseeDoug Gelbert
- E-bookA Walking Tour of Pittsburgh's Business DistrictDoug Gelbert
- E-bookA Walking Tour of Meadville, PennsylvaniaDoug Gelbert
- E-bookLook Up, Gettysburg! A Walking Tour of Gettysburg, PennsylvaniaDoug Gelbert
- E-bookA Walking Tour of Bethlehem, PennsylvaniaDoug Gelbert
- E-bookLook Up, Long Beach! A Walking Tour of Long Beach, CaliforniaDoug Gelbert
- E-bookLook Up, Chicago! A Walking Tour of The Loop (North End)Doug Gelbert
- E-bookA Walking Tour of Jacksonville, FloridaDoug Gelbert
- E-bookA Walking Tour of Durham, North CarolinaDoug Gelbert
- E-bookA Walking Tour of Huntsville, AlabamaDoug Gelbert
- E-bookA Walking Tour of Brooklyn's Williamsburg SectionDoug Gelbert
- E-bookA Walking Tour of Uniontown, PennsylvaniaDoug Gelbert
- E-bookA Walking Tour of New York City's SoHoDoug Gelbert
- E-bookA Walking Tour of Montgomery, AlabamaDoug Gelbert
- E-bookA Walking Tour of Philadelphia's Rittenhouse SquareDoug Gelbert
- E-bookLook Up, Detroit! A Walking Tour of Campus Martius ParkDoug Gelbert
- E-bookA Walking Tour of North Stonington, ConnecticutDoug Gelbert
- E-bookA Walking Tour of Wilmington, North CarolinaDoug Gelbert
- E-bookA Bark In The Park-Doggin' America's WaterfallsDoug Gelbert
- E-bookLook Up, Charleston! A Walking Tour of Charleston, South CarolinaDoug Gelbert
- E-bookA Walking Tour of Raleigh, North CarolinaDoug Gelbert
- E-bookA Walking Tour of Brooklyn's Bedford/StuyvesantDoug Gelbert