Head railroad man Dan is as ugly as he is honorable. When he spots a drifter who'd hopped a freight held up by a landslide, Dan offers the man a job; then he finds the man was a railroader, too, and takes him under his wing. Engaged to Mary, Dan doesn't notice the growing attraction between his protégé and his intended but focuses instead on running the railroad.
Hannes is employed at the Mont Blanc Observatory; the only outside connection is a pilot and Hella over the radio. Hella ascends the mountain but her father dies along the way.
Explorer Paul Hoefler leads a safari into central Africa and what was then called the Belgian Congo, in the regions inhabited by the Wassara and the famous Ubangi tribes.
The south sea island Tonga is full of plantations and scoundrels. Ellen Bradford arrives expecting marriage to respectable and successful plantation owner only to find he is a drunk and gambler. Being the only white woman she is the desire of scoundrels and cut-throats.
A distinguished English gentleman has a secret life--he is the notorious jewel thief the press has dubbed "The Amateur Cracksman". When he meets a woman and falls in love he decides to "retire" from that life, but an old friend comes to him with a predicament that entails him committing one last job.
Dr. Johannes Krafft climbs a 12,000-foot mountain over and over again to search for his wife, who was lost on their honeymoon. Another couple makes the dangerous climb with him.
On a volcanic island near the Kingdom of Hetvia rules Count Dakkar, a benevolent leader and scientist who has eliminated class distinction among the island's inhabitants. Dakkar, his sister Sonia and her fiance, engineer Nicolai Roget have designed a submarine which Roget pilots on its initial voyage just before the island is overrun by Baron Falon, despotic ruler of Hetvia. Falon sets out after Roget in a second submarine and the two craft, diving to the ocean's floor, discover a strange land populated by dragons, giant squid and an eerie undiscovered humanoid race.
Captain Donald King is sent to India to carry out a secret mission while the Black Watch, his regiment, leaves for France at the outbreak of the First World War.
King Louis XIII of France is thrilled to have born to him a son - an heir to the throne. But when the queen delivers a twin, Cardinal Richelieu sees the second son as a potential for revolution, and has him sent off to Spain to be raised in secret to ensure a peaceful future for France. Alas, keeping the secret means sending Constance, lover of D'Artagnan, off to a convent. D'Artagnan hears of this and rallies the Musketeers in a bid to rescue her. Unfortunately, Richelieu out-smarts the Musketeers and banishes them forever.
After killing her treacherous step-father, a girl tries to escape the country with a young vagabond. She dresses as a boy, they hop freight trains, quarrel with a group of hobos, and steal a car in their attempt to escape the police, and reach Canada.
A beautiful Russian spy seduces an Austrian military officer in order to obtain secret plans. When she falls in love with him, both are placed in danger.
Two sailors with a rivalry over chasing women become friends. But when one decides to finally settle down, will this mysterious young woman come between them?
During World War I, two American soldiers fight to escape the Germans while squabbling over a beautiful harem girl. Preserved by the Academy Film Archive in partnership with University of Nevada, Las Vegas Foundation in 2016.