Celebrating some of the best snow skiers in the world on impressive — but dangerous — Colorado slopes.

The evolution of the backflip in motocross; racing driver Rhys Millen; two women seek their next challenge.

The first deaf professional motocross racer, Ashley Fiolek; Professional snowboarder & filmmaker, Jake Koia; summer camp for wakeboarders; Felix Baumgartner performs a dangerous stunt.

Free climber David Lama tackles Bellavista; surfers Carissa Moore and Maya Gabeira mentor young women.

French B-Boy Lilou talks about his path to the top. At a young age, he rose above the odds to become one of the best. Once mentored at the Lyon Opera house, he now passes on his knowledge to a new set of rising B-boys. Then - it's a waterfall like none other - wakeboarders take on this Australian Horizontal Waterfall. And - the Bike Courier World Champion talks about what gets her going!

Cape Town music icon, DJ Ready D, is the founder of a grassroots organization that uses Hip Hop to encourage at-risk-youth to think of themselves as leaders. With a new wave of gang violence sweeping through his childhood neighborhood of Mitchells Plain, D decides to get a group of youngsters to help organize their own Hip Hop 'Park Jam', giving them the opportunity to make the right choices in life before it's too late.

It's one of the oldest auto races in America, and one man sets out to get the world record. Levi Sherwood talks about his journey from childhood to becoming one of the top Motocross racers in the world. What inspires Free Skier Jon Olsson to come up with his unique jumps? And one of the world's best tow-in surfers helps a new generation learn the ropes.

DJ Detlef's burgeoning career has been slowed down by Greece's economic downturn. But his mentor Steve Lawler has a surprise up his sleeve when he gives the young DJ a slot at the Ibiza's opening night party. Laila Ali hosts.

It may sound simple - Salzburg to Monaco by foot or by para-glider - but the race is unlike anything you've ever seen. The athletes take a brutal punishing over the two-week race to compete to be the best. Laila Ali hosts.

Samson Harp is one of a small group of tattoo artists who are determined to preserve the ancient art of Polynesian Tatau. The sacred practice is achieved by hand tapping painful symbolic tattoos onto the skin using incredible hand tools. To receive these Tatau markings, you must be of Tongan royal descent. Laila Ali hosts.

Egyptian by birth, Osunaarashi moved to Japan to study the ancient art of Sumo. With determination and desire, he is destined to become Africa's first sumo wrestler. Then, Formula One racer, Mark Webber, heads to Thailand and takes to the streets to show off what he can do. Laila Ali hosts.

The Ilizwi Photo Club was created to give the youth of Cape Town a voice of their own. Young adults are given cameras and photography lessons, and then through their photos, they raise awareness of local issues. Laila Ali hosts.

Base jumper Karina Hollekim plans to jump from Fatima's Hand: an African cliff formation shrouded in local myths. Scorching heat, unpredictable weather, and other challenges put Karina's life at risk. Then - a Swiss mountain climber sets out to break the world record of speed-climbing. Laila Ali hosts.

Every month, an enormous tidal wave, known as "Big Thunder," tears through the lower Amazon devastating the shoreline and carrying off everything in its path. It's the perfect challenge for a group of big wave surfers who want to test their limits. Laila Ali hosts.

Kayaker Steve Fisher attempts one of his riskiest projects ever - to kayak the narrow canyons of the Zambesi River during one of the most extreme high water periods in history. Laila Ali hosts.

Strong currents, sharks, and unpredictable weather all threaten to defeat Stephen Redmond as he sets out to become the first long distance swimmer to complete the Ocean's Seven. Two brothers attempt to free-climb Mt. Asgard. Laila Ali hosts.

A race strictly for cowboys - 300 daunting miles through the rugged Rockies. It's a tough beach to find, but when looking for the perfect wave, this secret is worth the trip! A self-taught African Dance crew is looking to win one of the biggest dance battles around. Laila Ali Hosts.

Hoops for Hope is helping young South African teens through basketball, and the effects are seen throughout the community. And hot off the presses- a newspaper run by teens for teens has only 8 weeks to get the next issue out- can these inexperienced reporters make the deadline? Laila Ali hosts.

Science and Fashion collide when one designer blends needles & thread with microchips & robotics. And Yuja Wang, one of the most celebrated concert pianists in the world, is shaking up the classical music scene in New York. Laila Ali Hosts.

How two brothers' birthday party turned into one of the hottest festivals of the summer - You're invited to "Lightning in a Bottle." And he's one of the premiere Jai Alai players in Miami, but does this superstar have what it takes to stay on top? Laila Ali Hosts.

Clothing dealer David White's search for vintage denim takes him all the way from England to the Wild West, from abandoned houses to deep underground - all for Blue Gold! And one artist will literally move earth to help make his 11-acre portrait. Laila Ali Hosts.

Enter the imagination of trials cyclist Danny MacAskill as he designs the ultimate playground for his next film. But when his health takes a turn for the worse, will he be able to finish production? Laila Ali Hosts.

An underwater art gallery that's also a living coral reef. Expert kayaker Steve Fisher travels to Africa to ride one of the world's wildest rivers. Chuck Patterson attempts to become the first person to ride "Jaws" on snow skis. Laila Ali Hosts.

Host Laila Ali looks into the bright future of some brave kids. A homeless seventeen year old who is saved by a surfboard. A pilot school for young women help lift them out of poverty and into the future. Years after the X Games, Superstar Ryan Sheckler is still going strong.

One woman's courageous journey to save orphaned orangutans and return them to the wild. 150 Asian Elephants show off their skills and intelligence. And one man's mission to save an entire species of rhinos by relocating them via helicopter.