Examines the evidence that indicates others may have traveled to the Americas before Columbus in 1492 including Viking ruins, Mayan stonework, and other mysterious objects found in New England that date before Columbus.

For more than two centuries, E pluribus unum -- Out of many, one -- has been featured on America's official government seals and stamped on its currency. But how did America become "one nation, indivisible"? What unified a growing number of disparate states into the modern country we recognize today? In this monumental history, Simon Winchester addresses these questions, bringing together the breathtaking achievements that helped forge and unify America...

A biography of the famous medieval Venetian traveler, Marco Polo.

A picture book biography tells the story of Sylvia Earle's growing passion for the wonders of the sea and how her ocean exploration and advocacy have made her known around the world.

""Don't take women when you go exploring!" In 1932, Roy Chapman Andrews, the president of the Explorers Club, told hundreds of female students at Barnard College that women and exploration could never mix. He obviously didn't know a thing about either...The Girl Explorers is the inspirational and untold story of the women who broke apart the stuffy men's club and founded the Society of Woman Geographers (SWG), and how some key members--including Blair...

Michigan Territory, 1814. The British Army has taken control of Michilimackinac Island, forcing the Americans to swear an oath of loyalty to the crown. Fur trader Pierre Durant returns after being away for years to find the family farm a shambles and those he cares about starving and at the mercy of British invaders. Torn by guilt over neglecting his defenseless mother, Pierre is drawn deeper into the fight against the British--and into a relationship...

"Bound for Antarctica, where polar explorer Ernest Shackleton planned to cross on foot the last uncharted continent, the Endurance set sail from England in August 1914. In January 1915, after battling its way for six weeks through a thousand miles of pack ice and now only a day's sail short of its destination, the Endurance became locked in an island of ice. For ten months the ice-moored Endurance drifted northwest before it was finally crushed. But...

A boy discovers that the pond in his backyard contains a whole world ready to be explored.

Wilderness explorer Jubal Sackett was the son of Barnabas Sackett, the first of that line to come to the New World. Jubal feared no man, nor did he back away from any challenge. His determination to blaze new trails took him across the vast savage North American continent where no white man had been before. Living and fighting among the Indian tribes, Jubal forged a legend as a powerful medicine man whom they called "Ni'kwana, master of mysteries."...

Professor Hardwigg, his nephew Harry, and their guide Hans explore a volcanic crater in Iceland that leads them to the center of the Earth and to incredible and horrifying discoveries.