The magic treehouse takes Jack and Annie to a moon base in the future where they continue to search for the fourth thing they need to free their friend Morgan from the magician's spell.

The voyage began in the lunar terrain of the Peruvian Andes, where coca leaf is the only remedy against altitude sickness. It continued down rapids so fierce they could swallow a raft in a split second. It ended six months and 4,200 miles later, where the Amazon runs gently into the Atlantic. The author's personal account of the first expedition to travel the entirety of the world's longest river is filled with death-defying encounters: with narco-traffickers...

"The riveting tale of two pioneering botanists and their historic boat trip down the Colorado River and through the Grand Canyon. In the summer of 1938, botanists Elzada Clover and Lois Jotter set off to run the Colorado River, accompanied by an ambitious and entrepreneurial expedition leader, a zoologist, and two amateur boatmen. With its churning waters and treacherous boulders, the Colorado was famed as the most dangerous river in the world. Journalists...

"In this exquisitely written book, Robert Macfarlane sets off from his Cambridge, England, home to follow the ancient tracks, holloways, drove roads, and sea paths that crisscross both the British landscape and its waters and territories beyond. The result is an immersive, enthralling exploration of the ghosts and voices that haunt old paths, of the stories our tracks keep and tell, and of pilgrimage and ritual. Told in Macfarlane's distinctive voice,...

The magic tree house takes Jack and Annie back in time to feudal Japan where the siblings learn about the ways of the Ninja.

The true story of Theodore Roosevelt's harrowing 1914 exploration of one of the most dangerous rivers on earth, a black, uncharted tributary of the Amazon that snakes through one of the most treacherous jungles in the world. Indians armed with poison-tipped arrows haunt its shadows; piranhas glide through its waters; boulder-strewn rapids turn the river into a roiling cauldron. After his humiliating election defeat in 1912, Roosevelt set his sights...

"The author retraces Frederick Law Olmsted's journey across the American South in the 1850s, on the eve of the Civil War. Olmsted roamed eleven states and six thousand miles, and the New York Times published his dispatches about slavery and its defenders. More than 150 years later, Tony Horwitz followed Olmsted's route, and whenever possible his mode of transport--rail, riverboats, in the saddle--through Appalachia, down the Ohio and Mississippi,...

"First Impressions: A Reader's Journey to Iconic Places of the American Southwest tells the story of fifteen iconic sites across Arizona, Utah, New Mexico, and southern Colorado through the eyes of the explorers, missionaries, and travelers who were the first nonnatives to describe them. Noted borderlands historians David J. Weber and William deBuys lead readers through centuries of historical, cultural, and environmental change at sites ranging from...