2

Country Flags of Asia

2

Continents

4

Erbil Citadel, Iraq

4

Burj Khalifa, United Arab Emirates

3

All About History

4

Amphibians

3

The Winklers' Holiday on Zoo Lovers Day

3

Eid al-Fitr

3

Coral Reefs of the World

3

Straits of the World

4

Mount Fuji, Japan

4

Chip's Tips on Yemen

4

Kremlin, Russia

3

Gulfs of the World

3

Christopher Columbus

3

Passover

4

Chip's Tips on Egypt

3

Mardi Gras

4

Chip's Tips on India

3

Harbors of the World

4

Chip's Tips on Laos

4

Chip's Tips on Thailand

3

Marco Polo

3

Mother Teresa

4

Taj Mahal, India

3

Edmund Hillary

4

Angkor Wat, Cambodia

3

Chinese New Year

3

Amerigo Vespucci

4

Petronas Twin Towers, Malaysia