“Amazing Race 22,” 7 p.m., CBS (new, season premiere)
It's time for another race around the world for $1 million. The 11, two-member teams start off by flying to Bora Bora on the first leg. But there are some new twists in store this season.
“Masterpiece Classic,” 8 p.m. to 10 p.m., PBS (new, season finale)
The finale of season three of “Downton Abbey” finds the family, except for Branson and Sybil, heading to a Scottish hunting lodge owned by Rose's parents. Meanwhile, Mrs. Patmore is wooed by a local merchant, and a new maid has eyes for Branson.
“The Good Wife” 8 p.m., CBS (new)
Office politics surface when Will and Diane face Alicia and Cary in a mock trial. Eli tries to avoid losing his role in Peter's campaign.
“The Walking Dead,” 8 p.m. to 9:01 p.m., AMC (new)
While the group ponders their next move, Rick sets out to find a missing friend — and hopefully his sanity. We also pick up with the Dixon brothers, who begin to have second thoughts about their choice to leave Rick's group, and the Governor begins to punish those who want to leave the confines of Woodbury.
“Hot Hotel Sets,” 8 p.m., Travel Channel (new)
Tour hotels that have been featured prominently in movies, including Caesar's Palace in Las Vegas and Hotel Sidi Driss in Tunisia, where scenes from “Star Wars Episode IV” were filmed.
“Revenge,” 8:01 p.m., ABC (new)
The Graysons celebrate their annual Labor Day party and appear undaunted by the threats they face.
“The Mentalist,” 9 p.m., CBS (new)
The team investigates a case involving a graduate student at a natural history museum and discover how ruthless the academic world can be.
— Laura King
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