4

Landmarks of the United States

4

Burj Khalifa, United Arab Emirates

4

Chip's Tips on United States

4

History of the United States

4

Burj Al Arab, United Arab Emirates

2

Map of the United States of America

4

An Introduction to the History of the United States of America

4

Maddy's Maine Diary

3

Rabindranath Tagore

4

Chip's Tips on Ghana

4

The American Civil War

3

Halloween

4

Maddy's Idaho Diary

4

Maddy's Oklahoma Diary

4

Chip's Tips on Papua New Guinea

4

The Tower Bridge, London

4

Chip's Tips on Russia

3

Do Your Part

4

Maddy's Ohio Diary

3

Sinkholes of the World

4

Maddy's Virginia Diary

4

Hadrian's Wall, England

4

The American Revolution

4

America in the 20th Century

4

Washington Monument

4

Chip's Tips on Oman

4

Stonehenge, England

4

Maddy's Arizona Diary

4

The Mississippi River

4

The Sites & History of Coney Island