Washington D.C. is the capital of the United States of America.

Washington D.C. is the capital of the united states of america.

washington D.C. is the capital of the United States of america.

Washington d. c. is the capital of the United States of America.

John and Abigail Adams moved into the  White House in 1800.

John and Abigail adams moved into the white house in 1800.

john and Abigail Adams moved into the White House in 1800.

John and abigail adams moved into the white House in 1800.

George w. Bush is the President of the united States of America.

George W. Bush is the President of the United States of America.

george w. Bush is the president of the United States of america.

George W. bush is the president of the united states of america.

the lincoln memorial was built in honor of President abraham Lincoln.     

The lincoln memorial was built in honor of President Abraham   lincoln.     

The Lincoln Memorial was built in honor of President Abraham Lincoln.

the Lincoln Memorial was built in honor of president abraham Lincoln.

Mrs. Laura Bush lives at 1600 Pennsylvania Avenue.  

Mrs. laura bush lives at 1600 Pennsylvania Avenue.   

mrs. laura Bush lives at 1600 pennsylvania avenue.   

Mrs. Laura bush lives at 1600 pennsylvania Avenue.   

The city of washington D.C. is located on the potomac river.

The city of Washington D.C. is located on the Potomac River. 

The city of Washington D.C. is located on the potomac river.

The City of Washington d.c. is located on the Potomac River.