WLVT-DT

Exploring the importance of the polar seas as polar oceans warm and sea ice disappears.

Truffle hunters use time-honored methods; lacemakers craft delicate designs; ceramic artists shape vibrant works; olive oil and wine producers follow nature and knowledge.

Umbria's legacy lives through traditional weavers, replica painters, door makers and wood sculptors.

Grammy Award-winning R&B innovator Miguel performs songs from his album "CAOS," alongside fan favorites.

Dev works on a movie as a sound effects artist; Cora becomes a city planner to create a new area in Skillsville that everyone can enjoy.

Muffy helps Francine deal with the death of her Bubbe; Arthur and Buster try to make the family vacation more exciting.

Molly makes a new friend, who teaches her a new dance; Molly makes a video to show off Qyah-style snowboarding.

Alvin Ailey shows Yadina that music and dance can help bring people together; Xavier learns that his imagination can keep him company when he feels lonely.

Chris and Martin discover the abilities of the blue heron.

Albie is sad that her favorite pair of red mittens no longer fit, but Jay introduces her to an artist who gives clothes a new life; Albie and Zia plan for an all-day rock marathon.

Luke, Lyla and Everett test vacuums; Lyla makes cookies using substituted ingredients.

Visiting a combination zoo and botanical garden.

Crafting an enchanting underwater backdrop with a "flower sister" for a mermaid.

Crafting a comfortable rocking chair built for the outdoors.

Mark learns about adobe; Tom shares a miter trick; Jenn revisits a project.

An 1893 Dutch Colonial Revival home that will undergo an extensive renovation to accommodate its new owners' growing family.

Vintage finds include a Gibson style H-2 mandola circa 1918, a Tiffany Studios Daffodil lamp circa 1906 and an 1852 Lincoln manuscript.

Roasted pork tenderloin with apples and shallots; how stabilizers in whipped cream work; gateau invisible with brown sugar-cinnamon whipped cream.

Little Fish-inspired fried fish sandwiches; L.A.-style chili cheeseburgers.

Miso pesto pasta and crisp-skinned chicken thighs with tare; miso butter salmon and vegetable packets; mirin.

Filmmaker Liza deGuia goes behind the scenes with three craft brands -- Mama Lam's, New York Shuk and Oyamada Onigiri.

A tour of the New Orleans Culinary and Hospitality Institute; paneed chicken cutlet; squid ink pasta; redfish with roasted red pepper sauce.

Penne with cauliflower and green olive pesto; fusilli with salami and roasted peppers.

Sweet dates in Viesca; El Payo in Torreon; café con leche smoothie with dates; adobo pork crazy torta.

Rick Steves offers practical advice on how to have a fun and affordable trip to Europe. Sites include Germany, Italy, the Swiss Alps, Paris and London.

Visionaries share their ideas on how to drive forward through innovation and collaboration.

Gene Dickison tackles a variety of financial topics in an easy-to-understand way.

Honoring the music and legacy of Howard and Vestal Goodman.

Felix's wedding fast approaches, but Sister Boniface tries to unveil the killer in the wedding party before the big day.

Mervin and the team have quite the mystery on their hands when a game show contestant is stabbed during filming of the grand finale; in a baffling turn of events, the victim is murdered midair while hurtling down a zip line.

Parish chairwoman Lois Springfield is found dead in a theater, leading detectives to believe it is because of her hostility toward a drag show being organized.

Parish chairwoman Lois Springfield is found dead in a theater, leading detectives to believe it is because of her hostility toward a drag show being organized.

Lucy Worsley investigates how the trial of one "witch" sparked Britain's witch-hunt craze; the investigation begins in North Berwick, a seaside town not far from Edinburgh, where the witch hunting craze began.

Honoring the music and legacy of Howard and Vestal Goodman.