National Geographic March 1931

Crusader Castles of the Near East
To ensure control of the Holy Land, European knights re- created the military strongholds of their feudal homelands in castles along the Mediterranean coast and inland.
Tropical Toy Fishes: More Than 600 Varieties of Aquarium Pygmies Afford a Fascinating Field of Zoo?logical Study in the Home
American fish fans looking to expand their horizons beyond the goldfish bowl discover the exotic beauty of such aquarium- compatible species as the moonfish, fighting fish, and armored catfish.
On the World’s Highest Plateaus: Through an Asiatic No Man’s Land to the Desert of Ancient Cathay
Seeking signs of ancient civilizations and evidence of the last ice age, a team of scientists travels by caravan between the borders of Russia, China, and India.
Visits to the Old Inns of England: Historic Homes of Hospitality for the Wayfarer Dot the Length and Breadth of the Kingdom
A stop at the White Swan, Red Horse, or any such British inn rewards travelers with an atmosphere of courtesy, history, and traditional charm.