“Switched at Birth,” 7 p.m., ABC Family (new)
A look at what could have been if Regina had revealed the switch when she first uncovered it.
“The Bachelorette,” 7 p.m. to 9:01 p.m., ABC (new)
The five guys left sail to Madeira Island for one-on-one dates with Desiree including a picnic, a dinner on a deserted island and a toboggan ride. At the end of the night, we're down to the final four.
“Major Crimes,” 8 p.m., TNT (new)
A brutal slaying case involves dark secrets and a possible drug bust gone wrong.
“Get Out Alive With Bear Grylls,” 8 p.m., NBC (new)
This reality competition hosted by the wilderness-survival expert pits 10 teams of two against each other in extreme conditions on New Zealand's South Island.
“The Glades,” 8 p.m., A&E (new)
A ritualistic murder is investigated; Jim receives an unexpected visitor.
“Under the Dome,” 9 p.m., CBS (new)
Barbie joins the manhunt when a former deputy goes rogue, while Junior tries to escape by going underground.
“Siberia,” 9 p.m., NBC (new)
Another contestant is lost as a shocking announcement comes down. Those who remain deal with deception and drama.
“Mistresses,” 9:01 p.m., ABC (new)
Savi tries to make things right with Harry, but he's not interested. Also, April's romance with Richard grows.