Parkway Landscapes
| Landscape | Designer | |
|---|---|---|
 |
Historic Columbia River Highway | Samuel Lancaster |
 |
Eastern Parkway |
Frederick Law Olmsted, Sr. Calvert Vaux |
 |
Benjamin Franklin Parkway | Jacques-Henri-Auguste Gréber |
| Suitland Parkway | ||
 |
Norumbega Parkway | |
 |
Blue Ridge Parkway | Stanley William Abbott |
 |
Lake Washington Boulevard |
John Charles Olmsted Olmsted Brothers |
| Indianapolis Motor Speedway | ||
| Mount Vernon Memorial Hwy | ||
 |
George Washington Memorial Parkway |
Frederick Law Olmsted, Jr. Gilmore Clarke Wilbur H. Simonson |