MONDAY BEST BETS

148th Westminster Kennel Club Dog Show

FS1 6:30 p.m. America’s most prestigious dog show is back for more as numerous breeds join the fray to strut their stuff and get some final primping before the judges take a final look at the competitors before crowning the Best of Show winner.

Mysteries of the Unknown

TRAV 7 p.m.

Host Don Wildman does a deep dive into the Manchester Cab Mystery, one of the toughest murder cases for a Victorian supersleuth. He then looks into Laika, a mutt off the streets of Moscow that became one of the first creatures in space.

Celebrity Wheel of Fortune

8 ABC 8 p.m. Astrophysicist Neil deGrasse Tyson, comedian Robin Thede and actor Tony Hale all walk into a bar that looks suspiciously like the set of “Wheel of Fortune.” The trio will attempt to solve word puzzles to benefit charities of their choice.

Next Baking Master: Paris

FOOD 8 p.m.

This time, the bakers utilize sugar, spice and everything nice, as they create iconic petit fours (small cakes). After a lesson in caramel from “Monsieur Caramel” himself, the bakers apply what they’ve learned to a twist on a classic, ooey-gooey treat.

Seeking Sister Wife

TLC 8 p.m.

“The more the merrier” is a common theme when various polygamous relationships look to add a charming new member to the family. And with each new “interview,” the couples, throuples and multiples get closer to happiness — and covering the rent.

Deal or No Deal Island

5 NBC 9 p.m.

It’s been a fast-paced season of gameplay, deal-making and bare-bones island living. After all the other contestants have been kicked from the island, only one player remains, leaving watchers to ask the question: Who is the banker behind it all?

Photographic Justice: The Corky Lee Story

13 PBS 9 p.m.

Famed Chinese American photographer Corky Lee has an archive of about 1 million photos, spanning his career as an activist and chronicler of life in the Asian American community.