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Capturing the winter beauty of Park City, Utah.

Itzhak Perlman overcomes polio as a child to become one of classical music's greatest violinists.

Ana and Alberto's relationship suffers a setback when Raúl de la Riva discovers their romance; Raúl's takes measures that could endanger his own collection.

Heath upgrades pull-chain lights; patching a lawn with sod; best of "What Is It?" moments.

An animation device; Fred Rogers makes a rhythm rattle like the ones used by the Spanish Singing Bakers.

Digit's cousin, Brigit, thinks a lack of bats is the reason the flowering cactus plants are not bearing any apple cactus fruit.

While investigating exoskeletons, the Hercules beetle accidentally gets enlarged.

Unexpected humidity threatens to jeopardize Corky's video for the science day celebration at school.

Liana accidentally submits art that Stu made and feels guilty taking the credit for his work; Lyla and Luke perform an "Anansi" folktale puppet show.

Dylan realizes he doesn't love square-dancing; Carl teaches Nico how to ride a bike.

Daniel gets upset when Margaret spills juice on his stuffed animal Tigey; Daniel has a hard day at school.

Outta Space pulls the word "sun" apart to make Reader Valley cold and dark; a super-powered baby needs something only the Super Readers can deliver; Outta Space meddles with animal sounds.

Kevin, Zack and homeowner Ethan tackle demolition of the kitchen.

Heath upgrades pull-chain lights; patching a lawn with sod; best of "What Is It?" moments.

Using epoxy resins to construct three floating shelves with internal lights; bark accents are combined to create a freestanding, natural live-edge accent piece.

Pollo al mattone (chicken under a brick); wine savers; gluten-free zucchini scarpaccia.

Crispy-creamy sheet-pan macaroni and cheese; glass storage containers; Alabama fire crackers; sheet-pan maque choux.

The perfect French toast; the recipe for a skillet pancake from Tokyo; the history of Belgian waffles.

The history of taro and how to harvest the roots and leaves; making hand-pounded poi; cooking lau lau for a family feast; sampling the taro-centric dessert called kulolo.

Favorite dishes from childhood.

Whole wheat ravioli with spring chimichurri and marinara sauce; spinach pappardelle.

Mesquite banana pancakes with sunny sides and bacon; piquin and agave guacamole; Cuatro Cienegas lagoons.

Belle Meade Mansion; exploring the roots of country music; making country ham, fruitcake and syllabub.

Onion and potato gratin; rosemary chickpeas; pork chops with mushrooms and pickled pepperoncini.

Pollo al mattone (chicken under a brick); wine savers; gluten-free zucchini scarpaccia.

Crispy-creamy sheet-pan macaroni and cheese; glass storage containers; Alabama fire crackers; sheet-pan maque choux.

Buckwheat galette with scallops and leeks; tasting fresh oysters; foraging greens; sampling butter; a French-inspired salad lyonnaise with smoked salmon.

Despite a childhood stroke, Shelby Jensen represented the U.S. at the Paralympic Games; three women unite to establish a diverse community for climbers.

Crafting a comfortable rocking chair built for the outdoors.

Kevin, Zack and homeowner Ethan tackle demolition of the kitchen.

Heath upgrades pull-chain lights; patching a lawn with sod; best of "What Is It?" moments.

Glazy Susan donut shop in Worcester, Mass.; Mount Monadnock; Wozz! Kitchen Creations in Bethlehem, N.H.

Artisans share the passion and precision that define their traditions, from foraged metalwork to handmade guitars, slow-aged balsamic vinegar and pasta ragù.

Police arrest Antonella's friend for the murder of a pillar of the local community, who was found dead at the charity he runs; to clear her friend's name, Sylvia follows a trail of blackmail, family secrets, and illicit love.

The disturbing truth about Elliot's childhood tragedy is revealed; Rachel is unaware that Elliot has been following her.

The crew head to Queenstown to support Tippy at a wine conference; Daisy and Louis end up sharing a dodgy motel room; Louis overhears Philippe arguing with another vintner, confirming his suspicions; he plots with Daisy to expose him.

Singer-songwriter Olivia Rodrigo performs highlights from "You Seem Pretty Sad for a Girl So in Love.".