4

Desert

2

Hot and Dry! Desert

4

Eire of the Desert

4

Eire of the Desert

4

Burj Al Arab, United Arab Emirates

4

Ecosystems Level 4

4

Chip's Tips on Egypt

3

Marco Polo

4

Maddy's Washington Diary

4

Chip's Tips on Botswana

4

Patsy and Paul at Uluru in Australia

4

Okavango Delta, Botswana

4

Chip's Tips on South Africa

4

Chip's Tips on Ghana

4

Chip's Tips on Mexico

3

The Winklers' Holiday on Zoo Lovers Day

4

Maddy's Nevada Diary

4

Maddy's Oregon Diary

4

Sphinx, Egypt

4

Maddy's New Mexico Diary

4

Sossusvlei Dunes, Namibia

4

Chip's Tips on Qatar

3

Coastal Plains of the World

4

Timbuktu, Mali

3

The Winklers' Holiday on Zoo Lovers Day

4

Chip's Tips on Chile

4

Maddy's California Diary

4

Hoover Dam

4

Chip's Tips on Yemen

4

Maddy's Arizona Diary