We look at the younger years of Vespucci and his first two voyages

Two Jesuit missionaries would become the first Europeans to explore the Himalayas

d'Urville returns to Antarctica - and then Europe; plus a look at the man's legacy

d'Urville heads across the Pacific for more exploring

d'Urville heads off on another round the world voyage

The first voyage of the Astrolabe continues

Jules Dumont d'Urville heads back for to the South Pacific

d'Urville goes off around the world as 2nd in command of the Coquille

We look at the early life of French explorer Jules Dumont d’Urville

We look at Stark's work in WWII, plus her later years and legacy

Freya Stark goes searching for lost cities and the old incense route of the Arabian Peninsula.

Freya Stark goes searching for relics and treasure in Luristan

Freya Stark goes searching for the Lost Assassin Fortress of Lambsar

Freya Stark goes searching for the legendary Valley of the Assassins

Early life of Freya Stark and her first adventure into the lands of the Druze

We discuss the remainder of Humboldt's life - and his legacy

Humboldt explorers Russia, including the Ural Mountains

Humboldt does a deep dive into New Spain - aka Mexico - and visits the United States

Humboldt explorers the Andes

Humboldt goes up the Orinoco River in search of link between that river and the Amazon

The early years of Alexander von Humboldt

Storms take Portuguese traders to Japan - opening up the island to the west for the first time

Author Julian Sancton, who wrote the book Madhouse at the End of the Earth talks with us about the expedition

The Belgica tried to break out of the Antarctic ice pack

The Belgica and her crew prepare to endure 70 days of darkness.