Mistérios sem Solução

• Wanted: Dave Davis • Updates: "Lost Heirs: George Marsh" • Unexplained Death: Aileen Conway • Mysterious Legends: Glen & Bessie Hyde • Missing Persons: Dottie Caylor

• Wanted: Jerry Strickland & Missy Munday • Final Appeal: Michael Martin • Unexplained Death: Kurt McFall • Lost Loves: Undelivered WWII Letters

• Amnesia: Doreen Picard • Fraud: Louis Carlucci • Wanted: Diane Brodbeck & Jon Yount • Treasure: Beale's Treasure

• The Unexplained: The Queen Mary • Wanted: Joe Shepherd • Missing Persons: Gail DeLano

• Mysterious Legends: D.B. Cooper • Update: "Wanted: Diane Brodbeck & Jon Yount" • Unexplained Death: Don Henry & Kevin Ives • Fraud: Dennis Walker

• Unexplained Death: Son of Sam • Lost Heirs: Walter Green • Unexplained Death: Harold & Thelma Swain • Updates: "Wanted: Jerry Strickland & Missy Munday"

A report on the alleged cover-up of a reported UFO crash landing opens the second season. Also: the story of a Vietnam veteran's 20-year search for a nurse who helped him rebuild his body and mind; and the hunt for the kidnappers of a boy and girl in New Mexico.

Segments on the murder of a Michigan real estate agent; the Florida search for a man believed to have swindled occupants of a nudist camp; and a statue of Jesus in Pennsylvania that is said to have moved.

Segments on the suspicious death of a Virginia woman; the search for five Hawaiian fisherman who reportedly vanished in the South Pacific; and the death threats received by a Missouri woman who cares for stray dogs.

Segments on the search for a Nebraska police chief sought in connection with a murder; the capture of a Georgia convict; an Arizona couple who posed as doctors reportedly to defraud unsuspecting patients; and a Massachusetts law-enforcement official who returned $28 million to it's rightful owners.

Segments include reports of ghostly lights in the sky above a small Texas town; the search for a Georgia woman sought in connection with discount-store robberies; and the murder of two teenagers in Washington State.

A segment on Nazi war criminal Rudolf Hess focuses on reports that a double may have served his prison sentence. Also: a missing Montana woman thought to be suffering from amnesia after a car crash; and a Virginia search for the killers of a 24-year-old woman.

The series' third season opens with a report on sightings of a bright orange fireball that crashed in Pennsylvania and was reportedly removed under military supervision; a woman's first meeting with her biological father; an arsonist's home movies.

Segments: a murder attempt on a former Florida mayor; an Arkansas family's search for a long-lost brother; a five-plane Navy patrol's 1945 disappearance over the Bermuda Triangle; an antidrug activist's shooting.

Reports on the search for a Bakersfield, Cal., physician; the FBI hunt for a robbery gang suspected in armored-car holdups in Minnesota and Baltimore; and the disappearance of a Spokane electrician

Segments on the 1976 murder of a New Yorker who may have known too much about an organized-crime ring; a case involving the infilitration of Government computers and private phone lines.

Reports on the search for Nazi treasures buried near the Austrian-Swiss border; the disappearance of a movie producer's adult son in Beverly Hills; the search for an escaped convict; the disappearance of a boat and crew headed for Haiti.

Reports on a series of child-molestation cases; a Tennessee family's search for a missing sibling; a series of bizarre murders in a small town in New Hampshire.

Segments include the story of a South Carolina couple whose home withstood the destruction of 1989's Hurricane Hugo after their reported encounter with a ghost; the disappearance of a La Jolla, Cal., financial analyst in the El Paso desert.

New evidence in the 1937 disappearance of Amelia Earhart; the search for the murderer of a Woodstock, Ill., family; a climatologist who accurately predicted seven earthquakes in the past decade.

Repeat segments from the past three seasons include reports on Nazi war criminal Rudolf Hess; the murder of race-car driver Mickey Thompson and his wife Trudy; and supposed findings of intelligent life on Mars. Unexplained Death: Mickey Thompson (UPDATE)

Beginning a fourth season: U.S. military officers discuss a 1980 sighting of an unidentified flying craft near a U.S. air base in England. Also: the murders of two Texas teens reportedly involved with a cult; a Nashville, Tenn., woman's discovery about her parentage.

New theories in the death of Lincoln assassin John Wilkes Booth; the disappearance of a 65-year-old man with no past; and the search for a convicted child abuser.

Reports: an amnesiac found unconscious in the Las Vegas desert; the grisly murder of a Virginia woman; the controversy surrounding the Shroud Of Turin.

The hunt for a suspected serial killer who's been stalking women in Connecticut since 1981; the search of Florida siblings for their twin brother and sister, who were adopted as infants; the first-time meeting of a father and his 32-year-old daughter.

U.S. intelligence reports suggesting that there were survivors of a spy plane shot down over Laos in 1973; the search for a fugitive con artist who defrauded the elderly out of millions; a West Virginia woman's reunion with her twin sister's four sons.

The fifth season begins with a UFO story involving a 1983 incident in the skies over New York and Connecticut. Also: reports on the disappearance of an 18-year-old woman last seen with an acquaintance; the death of an unidentified man at the Paducah, Ky., airport.

Reports on the killing of an Indiana man who was involved in a love triangle; an amnesiac who showed up at a San Diego homeless shelter; a two-day-old baby stolen from her mother's Berkeley, Cal., hospital room.

Unanswered questions in the 1935 shooting of Louisiana senator Huey Long; the search by Cincinnati and Nashville detectives for a suspected serial killer; and a California woman's search for her brother, who was put up for adoption.

Reports on the 1985 escape of a convicted cop killer from the Oklahoma State Penitentiary; the remains of a body discovered in a Jaguar near Houston; the 1954 of a 9-year-old.