The eighty-fourth edition features an Envisat image of the Dasht-e Lut salt desert in southeast Iran.

Russia's Lena River and city of Yakutsk are pictured in the eighty-third edition.

In the eighty-second edition, we explore the lakes and mountains of western Uganda.

The Amazon River in the heart of northern Brazil's rainforest is featured the eighty-first edition.

In the eightieth edition, we examine France's Dune of Pyla and the Arcachon Bay.

Fjords and ice streams along southern Greenland are featured in the seventy-ninth edition.

In this special edition, Geoff Sawyer, Secretary General of the European Association of Remote Sensing Companies (EARSC), joins the show to discuss how European industry links Earth observation to international development.

Explore Athens, the capital and largest city of Greece, in the seventy-eighth edition.

In the seventy-seventh edition, we travel deep into the Sahara Desert to Libya's Al Jawf oasis.

Uluru/Ayers Rock in the Australian outback is featured in the seventy-sixth edition.