Highlights: April 15-21

An adaptation and completion of Charles Dickens’ last novel left unfinished at the halfway mark at his death, “The Mystery of Edwin Drood” on Masterpiece Theater at 8 pm Sunday is a psychological thriller about a provincial choirmaster’s obsession with 17-year-old Rosa Bud, and the lengths he will go to to attain her. The cast includes Matthew Rhys (Brothers & Sisters) and Julia MacKenzie (Miss Marple).

Dr. Wayne Dyer: Wishes Fulfilled at 8 pm Monday offers a detailed explanation of how to manifest that which is most important to them.

In the continuing tradition of celebrating culture through food, the second Lidia Celebrates America special focuses on the traditions surrounding weddings on “Weddings: Something Borrowed, Something New” at 7 pm Tuesday.

Hoover Dam: American Experience at 8 pm Tuesday explores the colossus of concrete that was called one of the greatest engineering works in history, rising more than 700 feet above the raging waters of the Colorado River.

Frontline “The Real CSI” at 9 pm Tuesday finds serious flaws in some of the best-known tools of forensic science and wide inconsistencies in how forensic evidence is presented in the courtroom.

Nature at 7 pm Wednesday explores Central Idaho’s Frank Church, the largest contiguous wilderness area in the lower 48 States defined by endless rugged mountains, wild rivers, forests, and deep canyons.

Nova at 8 pm Wednesday brings together marine engineering and safety experts to reconstruct the events that led up to famous cruise disasters, including the ill-fated Concordia, the Sea Diamond, and the Oceanos.

America is a nation of vast distances and dense urban clusters, woven together by 200,000 miles of railroads, 5,000 airports and four million miles of roads. These massive, complex transportation systems combine to make Americans the most mobile people on earth. Accompany host Yul Kwon as he journeys across the continent by air, road and rail, venturing behind the scenes with the workers who get us where we need to go on “America Revealed: Nation On The Move” at 9 pm Wednesday.

Austin City Limits at 10 pm Wednesday and Friday presents the best of contemporary R&B with John Legend and the Roots. The innovative hip-hop collective backs the Grammy-winning soul singer on a set of 70s soul covers and originals.

Thursday KLRU presents a night of programming related to the citywide Light / The Holocaust & Humanity Project. Author and Holocaust survivor Elie Wiesel talks with Evan Smith on Overheard at 7 pm. Arts In Context presents “Producing Light” at 7:30 pm Thursday, which follows Ballet Austin Artistic Director Stephen Mills and company as they produce a re-staging of the acclaimed Light/ Holocaust and Humanity Project. Holocaust survivor Gerda Weissmann Klein talks about her life experience on Spark at 8:30 pm Thursday.

Rock and funk collide with Alejandro Escovedo and Trombone Shorty on Austin City Limits at 7 pm Saturday.

Dame Judi Dench returns in the sequel to the Emmy-nominated “Cranford” mini-series, based on the novels of Elizabeth Gaskell, as Masterpiece Classic presents part two of “Return to Cranford” at 8 pm Saturday.