bachelor-in-paradise-2019-finaleSummer’s end is symbolically marked on the three hour finale of “Bachelor in Paradise” (ABC, 8 p.m.), where desperate daters have spent the season lounging on a Mexican beach. Did they couple up in order to stay longer at the resort? Will some really spring engagement rings on each other? (Host Chris Harrison, having proved this season he is ordained to marry others, can get the whole thing done). Nonetheless, the four remaining couples go to their fantasy suites for their final reckoning, considering a life together where the cameras don’t follow. Then at the reunion at the end: tears, recrimination, more engagement!

To mark the 150th anniversary of the sport (and n lieu of an actual game today,) there is a new history series starting, “College Football: The American Game” (ESPN, 8 p.m.)

In the new animated “The Last Kids on Earth” (Netflix, streaming), a quartet of 12 year olds in a treehouse navigate the zombie apocalypse, which also includes a few monsters. Mark Hamill, Rosario Dawson, Keith David and Nick Wolfhard provide voices for the series, based on the book series by Max Brallier.

The last finalists perform live on “America’s Got Talent” (NBC, 8 p.m.). But a winner is named on “Bring the Funny” (NBC, 10 p.m.).

The saga of Hank Williams, born this day in 1923, is told on “Country Music” (PBS, 8 p.m.) in an episode called “The Hillbilly Shakespeare.”

“Bering Sea Gold” (Discovery, 9 p.m.) starts its 11th season.

Galindo’s deal takes an unexpected turn on “Mayans M.C.” (FX, 10 p.m.).

Ralen is on trial on “Pandora” (CW, 8 p.m.).

“Mysteries Decoded” (CW, 9 p.m.) looks into the Bermuda Triangle.

Get an APB for “Ghosted: Love Gone Missing” (MTV, 9 and 10 p.m.).

“Code of the Wild” (Travel, 10 p.m.) looks for treasure on Panther Key.

The BBQ finally opens on “Undercover Billionaire” (Discovery, 10 p.m.).

Dale Earnhardt Jr’s ranch is the destination on “Straight Up Steve Austin” (USA, 10 p.m.).

“Adam Ruins Everything” (truTV, 10 p.m.) goes bug eating.

Four remaining artists compete in a tattoo marathon on “Ink Master” (Paramount, 10 p.m.).

On “The Real Housewives of Orange County” (Bravo, 9 p.m.), Gina meets with a lawyer about her DUI.

“The Jim Jeffries Show” (Comedy Central, 10:30 p.m.) returns with a new episode.

Turner Classic Movies’ month-long Tuesday night salute to Sidney Poitier continues with “To Sir, With Love” (8 p.m.), “Guess Who’s Coming to Dinner” (10 p.m.), “In the Heat of the Night” (midnight), “The Bedford Incident” (2 a.m.) and “Lillies of the Field” (5:15 a.m.).

It comes after an afternoon of Westerns with “Flame of the West” (1:15 p.m.), “The Big Stampede” (2:30 p.m.), “The Star Packer” (3:30 p.m.), “Prairie Law” (4:30 p.m.), “Man from God’s Country” (5:45 p.m.) and “Land Beyond the Law” (7 p.m.).

Baseball includes Cincinnati at Cubs (ESPN, 8 p.m.) and Kansas City at Oakland (MLB, 10 p.m.).

It’s Sacramento vs. Columbus (Fox Sports 1) in the class AAA baseball championship.

WNBA Playoffs have Los Angeles at Connecticut (ESPN2, 6:30 p.m.) and Las Vegas at Washington (ESPN2, 8:30 p.m.).

Preseason hockey has Ottawa vs. Toronto (NHL, 5:30 p.m.) and Dallas at Minnesota (NHL, 8 p.m.).

Daytime Talk

Kelly Ripa and Ryan Seacrest: Michelle Dockery, Peter Gros. The Talk: Dr. Mehmet Oz. Ellen DeGeneres: Simon Cowell, Clairo. Kelly Clarkson: Jessica Alba, Kelsea Ballerini. Wendy Williams: NeNe Leakes. The Real: Rachel Lindsay, Wale.

Late Talk

Stephen Colbert: Sen. Elizabeth Warren, Barry Williams, Maureen Mccormick, Christopher Knight, Eve Plumb, Mike Lookinland, Susan Olsen. Jimmy Kimmel: Chance the Rapper, Sen. Cory Booker. Jimmy Fallon: Sarah Paulson, Michelle Dockery, the Lumineers. Seth Meyers: John Goodman, Michael C. Hall, Midland, Yesod Williams. James Corden: Angela Basset, Jim Gaffigan. Lilly Singh: Kenan Thompson. Trevor Noah: Bashir Salahuddin, Diallo Riddle. David Spade: Brad Williams, Jen Kirkman, Rob Schneider. Conan O’Brien: Seann William Scott, Jena Friedman.