Filthy Cities: The premiere of this historically based series looks at 14th century London (8 p.m. Discovery). A second new episode, at 9 p.m., looks at 19th century Manhattan (9 p.m.).
Parking Wars: The workplace-series returns with back-to-back episodes (10 and 10:30 p.m. A&E).
China's Valley of the Kings: This new special visits the site of the enormous tombs of the emperors of China's Han dynasty (5 and 8 p.m. National Geographic).
The Real King's Speech: This new special tells the story of speech trainer Lionel Logue, whose work with King George VI was the subject of the Oscar-winning film "The King's Speech" (7 p.m. Discovery).
Pompeii: Back From the Dead: This new special documents the lives and deaths of the people of Pompeii (10 p.m. Discovery).
Truth Be Told: To improve her chances of landing a radio advice show, a single marriage counselor (Candace Cameron Bure) gets an old college friend (David James Elliott) to pose as her husband in this 2011 TV comedy (8 p.m. Fox).
Hockey: NHL playoffs: The Phoenix Coyotes visit the Detroit Red Wings (10 a.m. NBC); the Montreal Canadiens visit the Boston Bruins (4 p.m. VS); the Kings visit the San Jose Sharks (7 p.m. FSN and VS)
Basketball: NBA playoffs: The Indiana Pacers visit the Chicago Bulls (10 a.m. ESPN); the Philadelphia 76ers visit the Miami Heat (12:30 p.m. ABC); the Atlanta Hawks visit the Orlando Magic (4 p.m. ESPN); Portland Trail Blazers at Dallas Mavericks (6:30 p.m. ESPN).
Baseball: The Angels visit the Chicago White Sox (1 p.m. Fox); San Diego Padres at Houston Astros (4 p.m. MLB); the Chicago Cubs visit the Colorado Rockies (5 p.m. WGN A); the St. Louis Cardinals visit the Dodgers (7 p.m. FS Prime).