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Check out the fast sport of freeriding! Learn about freeriding, how it started, equipment needed, and safety measures taken for this extreme sport. Discover other motocross sports, and find out how athletes practice their skills and experience thrills in nature.

Explore the breathtaking sport of downhill skateboarding! Learn about skateboarding, how it started, equipment needed, and safety measures taken for this extreme sport. Discover other styles of skateboarding, and find out how athletes practice their skills and experience thrills in nature.

So you want to be the president of the United States? Find out the requirements, the roles, and responsibilities, and how you can put yourself on the path to the highest seat of government.

You may know about the sinking of the Titanic. But did you know science played a big role in the ship’s voyage, disaster, and discovery? Learn all about the ship and the events that led to its sinking.

The Underground Railroad was used by people escaping enslavement in the South. This system of passages and safe houses helped people reach freedom in the Northern United States or Canada. Did you know science played a role in the Underground Railroad?

During World War II, Germany’s Nazi forces stormed across Europe, committing horrific crimes against Jewish people and others. In 1942, 21-year-old Sophie Scholl formed a student-led, anti-Nazi organization called the White Rose. Their goal: distribute informational pamphlets to draw public attention to Nazi crimes—and, ultimately, stop them.

Have you ever heard of Machu Picchu? It’s an ancient citadel high in the mountains of Peru. Science played a big role in the building of Machu Picchu and the daily life of the Inca people who lived there. Find out the science behind Machu Picchu.

When a pilots sends a "mayday" message, it means there is serious trouble. Discover the fascinating true tales of people who lived to tell about their own terrifying airplane disasters, and what they did to survive.

Don't just survive, thrive in the great outdoors! This handy guidebook provides unique tips and tricks to transform any camping trip into a glamping vacay, including defense against weather extremes, hygiene hacks, and unplugged entertainment options.

How can important information and valuable items be kept safe as years pass? Many of these items are stored in underground vaults, including recordings and photos from U.S. history, important documents, and more. Locks, guards, secret passwords, and technology all play a part in the protection of the items.

Nuclear weapon bunkers keep the world's dangerous nuclear weapons safe. Guards, electronic security systems, and barriers protect the bunkers. Learn more about these high-security places!

New England is as rich in ghosts as it is in history. Listeners will find just the right amount of scariness for a cold, dark night.

Phantom cries from wounded soldiers echo through the air. Strange orbs of light appear in photographs. These stories and more are found at Gettysburg Battlefield, the site of a historical American Civil War battle. Listeners will follow along in spooky delight as they discover the ghosts of Gettysburg, Pennsylvania.

So many lives were lost in the Battle of the Alamo. Are the spirits of these brave fighters now haunting modern-day San Antonio, Texas? What other ghosts could be joining them? Discover the ghosts and haunted places of this historic Texas town. Listeners will find just the right amount of scariness for a cold, dark night.

Discover the haunted places of one of America's most notable cities. Listeners will find just the right amount of scariness for a cold, dark night.

As the First Family sleeps, something spooky goes bump in the night. History knows the White House as the symbol of the American presidency. Could it also be America's most haunted house?

Militaries need fast and powerful machines in the air. Fighter jets, cargo planes, and other amazing aircraft zoom over land and water to get the job done!

In 1954, the U.S. Supreme Court ruled that schools had to allow Black students to attend previously all-white schools. On September 4, 1957, nine Black students were set to attend Little Rock Central High in Little Rock, Arkansas. But when they arrived, an angry mob of white people spat at them and hurled racist insults. They were also prevented from entering the school by the National Guard. After they were finally allowed in weeks later, they faced even more abuse from white students and staff.

Thomas Edison was a famous American inventor in the late 1800s. His work with light bulbs got a lot of attention. Over time, many stories were told about this work, including that he invented the light bulb. But this isn’t true! Discover what’s real and what’s fiction.

Most people know about Madam C.J. Walker’s success selling hair care products for Black women in the early 1900s. Before she started her own business, though, she worked for Annie Turnbo Malone. Malone had built a huge business creating hair care and cosmetic products for Black women.