4
Landmarks of Asia
2
Country Flags of Asia
3
Islands of the World
4
Petronas Twin Towers, Malaysia
4
Chip's Tips on Canada
3
Isthmuses of the World
4
Sheikh Zayed Mosque, UAE
4
Mecca, Saudi Arabia
3
Mardi Gras
4
Nasir al-Mulk Mosque, Iran
4
Petra, Jordan
3
Vasco da Gama
3
Christopher Columbus
3
Amerigo Vespucci
3
The Winklers' Holiday on Zoo Lovers Day
3
Marco Polo
4
Cooking with Cathy and Cody- Yummy Yogurt
4
Burj Khalifa, United Arab Emirates
3
Straits of the World
3
Capes and Peninsulas of the World
3
Trenches of the World
3
Houses from around the World
3
Sinkholes of the World
4
Erbil Citadel, Iraq
3
Genghis Khan
3
Drainage Basins of the World
4
Golden Temple, India
4
Great Wall of China, China
4
Amphibians
3
Harbors of the World