Ultima Thule

The principall navigations, voiages, and discoveries of the English nations

Richard Hakluyt

1589

Columbus

Washington Irving

1800

Discovery of the Great West

Francis Parkman

1869

Aku-Aku: El Secreto De LA Isla De Pascua/Aku-Aku

Thor Heyerdahl

1957

Exploration--British North America

John Palliser

1859

The exploring expedition to the Rocky Mountains, Oregon and California

John C. Frémont

1849

The Trail Of Lewis And Clark, 1804-1904 V1

Olin D. Wheeler

1904

First Across the Continent

Noah Brooks

1901