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From an orca mother teaching her young to hunt blue whales to a Banggai cardinalfish protecting his young inside his mouth, ocean parents master dedication and intelligence to raise their young.

Taiwanese steamed buns with braised pork belly; hoisin sauce; a quick Taiwanese pork rice.

Johanne Killen and George Germon prepare a triple citrus meringue tart.

From an orca mother teaching her young to hunt blue whales to a Banggai cardinalfish protecting his young inside his mouth, ocean parents master dedication and intelligence to raise their young.

Exploring the revolutionary engineering behind the Eiffel Tower in Paris, which smashed the record for the tallest structure on Earth when it was completed in 1889.

One of the most complex skyscrapers ever built features its skeleton on the outside.

What happened to Wolfgang Mozart's older sister and collaborator, Maria Anna, a musical prodigy in her own right.

Working the entire body through the head and shoulder stands.

Part 4/4. Steps nine to 12 in the Salute to the Sun; linking all 12 steps.

Maintaining balance and beauty with the apex pose Baby Dancer.

Seated sun salutations and easy to follow yoga moves to create more mobility and flexibility in hands, neck, shoulders, back, hips and more.

An all-standing workout to improve posture and balance, increase range of motion and relieve aches and pains while stretching the entire body.

Back exercises, including back extension using a band.

From tai chi in the parks and teahouses to market madness and acrobats, Shanghai exudes tradition and modernity.

Following the ancient path from London to Bristol in South West England, exploring Stonehenge, Bath's masonic architecture, the Roman Baths and the SS Great Britain; pub pies; charming villages.

An agri-tourism adventure includes a fruit wine tasting and a stop at Tyrone Mill in Ontario; Black Creek Pioneer Village; Taste of Asia Festival in Markham, Ontario; Hills of Headwaters; Canada Day.

Feeding giraffes at the Giraffe Ranch; using layered acrylics and dry brush to capture Sarah hand-feeding the giraffes.

A painting of an evening thunderstorm features a sunset framed by dark clouds and trees.

The crew travels to Atlanta to begin work on an 1890s Victorian.

Revolutionizing the traditional way of quilting by letting the computerized embroidery machine do the tricky stitching.

Sauteed lemon chicken with capers; buttermilk fried pork chops; Wholesome Wave.

Broccoli salad with creamy avocado dressing; roasted radishes with yogurt-tahini sauce; inexpensive coffee makers; watermelon salad with Cotija and serrano chilies.

Roberto Donna; pizza margherita; pallone.

Vegan meatloaf muffins featuring tofu, pecans and seasonings; mashed carrots and potatoes with rosemary; chocolate brownies.

The port of Ensenada in Baja California is a hub for seafood exploration; the oldest bar in Baja, and originator of the margarita -- Hussongs.

Spinach and ricotta gnudi with tomato-butter sauce; utensil crocks; the science of tempered chocolate; Italian hazelnut cookies.

A New York classic -- prosciutto bread; a tasting of provolone; drop meatballs.

Velvety Turkish scrambled eggs with yogurt; recipes for wok-fried eggs and soy sauce eggs; Cantonese-style shrimp omelet on rice.

Individual inside-out eggplant parm rollups; an ancient version of hard-boiled eggs; eggs baked in individual cups of ham with a tasty topping.

Christiane Amanpour leads discussions about world issues and interviews with global leaders.

A silversmith's workshop; dining on oysters with chef Donal Skehan; Ireland's Eye Ferries.

Emmy Award-winning host John McGivern showcases great American main streets from interesting communities all over the Midwest.

Live news program produced out of BBC's Washington, D.C. bureau; host Sumi Somaskanda.

A regular panel of guests from across the political spectrum discuss the biggest international stories of the day.

Twin brothers John and George Danes are visited by a stranger who knows where they are heading, announces himself as the murderer and then disappears. On arrival, it is not long before a guest is found dead in mysterious circumstances.

Twenty-four hours a day, the latest national and international stories as they break.

Co-anchors Amna Nawaz and Geoff Bennett and correspondents offer in-depth analysis of current events.

Strip of film may be connected to "talking" movies; etchings of gold nuggets; fragment may have been from the trans-Atlantic cable.