Can you help solve these cases?

Since the 1970s, more than 30 girls and women have disappeared or been found murdered in towns along the 1-45 corridor south of Houston. The area has been dubbed "the killing fields."

Click through to learn more about some cases that remain unsolved and how you can help authorities.

Brenda Jones, 14, of Galveston, Texas, was last seen walking to visit an aunt on July 1, 1971. Her body was found the next day in Galveston Bay near Pelican Island.

If you have any information, please contact Det. Michelle Sollenberger of the Galveston Police Department at 409-765-3770.

48 Hours Mystery: The killing fields
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Debbie Ackerman, 15, of Galveston, Texas, was last seen outside a Galveston ice cream store with Maria Johnson on Nov. 15, 1971. Her body was found two days later in Turner's Bayou in Texas City.

If you have any information, please contact Det. Fred Paige at 409-765-3702 or apaige@cityofgalveston.org.

48 Hours Mystery: The killing fields
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Maria Johnson, 15, was last seen outside a Galveston ice cream store with Debbie Ackerman on Nov. 15, 1971. Her body was found two days later in Turner's Bayou in Texas City.

If you have any information, please contact Det. Fred Paige at 409-765-3702 or apaige@cityofgalveston.org.

48 Hours Mystery: The killing fields
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Kimberly Pitchford, 16, was last seen on Jan. 3, 1973 at J. Frank Dobie High School in Houston. Her body was found in an Angleton ditch two days later.

If you have any information, please contact Brazoria County Sheriff's Department Investigator Chris Anderson at 979-849-2441.

48 Hours Mystery: The killing fields
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Brooks Bracewell, 12, disappeared with Georgia Geer on Sept. 6, 1974, from a Dickinson, Texas, convenience store. Her body was found in a remote swampland near Alvin on April 3, 1981.

If you have any information, please contact the Galveston County Sheriff's Office at 409-766-2222 or tips@co.galveston.tx.us.

48 Hours Mystery: The killing fields
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Georgia Geer, 14, disappeared with Brooks Bracewell on Sept. 6, 1974. Her body was found in a remote swampland near Alvin on April 3, 1981.

If you have any information, please contact the Galveston County Sheriff's Office at 409-766-2222 or email tips@co.galveston.tx.us.

48 Hours Mystery: The killing fields
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Sondra Ramber, 14, was last seen at her home in Santa Fe, Texas, on Oct. 26, 1983. She is still missing.

If you have any information, please contact the Santa Fe Police Department at 409-925-8901 or the Texas Department of Public Safety at 1-800-346-3243.

48 Hours Mystery: The killing fields
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Heide Villareal Fye, 23, disappeared from a League City, Texas, convenience store on Oct. 10, 1983. Her body was found in the League City "killing fields" on April 4, 1984.

If you have any information, please contact Det. Marty Grant of the League City Police Department at Marty.Grant@leaguecity.com or 281-338-4173.

48 Hours Mystery: The killing fields
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Laura Miller, 16, disappeared on Sept. 10, 1984, from the same League City convenience store as Heidi Villareal Fye. Her body was found in the League City "killing fields" Feb. 3, 1986.

If you have any information, please leave a tip at Texas Equusearch at tips@texasequusearch.org or Det. Marty Grant of the League City Police Department at Marty.Grant@leaguecity.com or 281-338-4173.

48 Hours Mystery: The killing fields
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Jane Doe, age unknown. Her body was found Feb. 3, 1986, in the League City, Texas, "killing fields."

If you have any information, please contact Det. Marty Grant of the League City Police Department at Marty.Grant@leaguecity.com or 281-338-4173.

48 Hours Mystery: The killing fields
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Shelley Sikes, 19, disappeared on May 24, 1986. Her car was found abandoned on 1-45 near Galveston, Texas. Two men were convicted for aggravated kidnapping in her case, but her body has never been found.

If you have any information, please contact the Galveston County Sheriff's Office tip line at 409-766-2222 or the Texas Department of Public Safety at 1-800-346-3243.

48 Hours Mystery: The killing fields
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Suzanne Rene Richerson, 22, was last seen on Oct. 7, 1988, at Casa Del Mar Condominiums in Galveston, Texas, where she worked as the desk clerk. She is still missing.

If you have any information, please contact the Texas Department of Public Safety at 1-800-346-3243.

48 Hours Mystery: The killing fields
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The body of Janet Doe, age unknown, was found Sept. 8, 1991, in the League City "killing fields."

If you have any information, please contact Det. Marty Grant of the League City Police Department at Marty.Grant@leaguecity.com or 281-338-4173

48 Hours Mystery: The killing fields
Links and resources

Lynette Bibbs, 14, went with friend Tamara Fisher to a Houston nightclub and then to a motel on Feb. 1, 1996. Her body was found two days later off a dirt road near Cleveland in Liberty County.

If you have any information, please call the Liberty County Sheriff's Office at 936-336-4500 or leave an anonymous tip on its CrimeStoppers page.

48 Hours Mystery: The killing fields
Links and resources

Tamara Fisher, 15, went with friend Lynette Bibbs to a Houston nightclub and then to a motel on Feb. 1, 1996. Her body was found two days later off a dirt road near Cleveland, Texas, in Liberty County.

If you have any information, please call the Liberty County Sheriff's Office at 936-336-4500, or leave an anonymous tip on its CrimeStoppers page.

48 Hours Mystery: The killing fields
Links and resources

Laura Smither, 12, was abducted while jogging near her Friendswood, Texas, home on April 3, 1997. Her body was discovered 17 days later at a Pasadena retention pond.

If you have any information, please contact the Friendswood Police Department at 281-996-3300 or the Laura Recovery Center at 281-482-5723.

Disappearance of Texas girl still haunts reporter
48 Hours Mystery: The killing fields
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Jessica Cain, 17, disappeared on Aug. 17, 1997. Her truck was found abandoned on 1-45 in La Marque, Texas. She is still missing.

If you have any information, please contact the La Marque Police Department at 409-938-9269 or the Texas Dept. of Public Safety at 1-800-346-3243.

48 Hours Mystery: The killing fields
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Tot "Totsy" Harriman, 57, was last seen driving away from League City, Texas, on July 12, 2001, in a 1995 Lincoln Continental. She is still missing.

If you have any information, please contact Det. Marty Grant of the League City Police Department at Marty.Grant@leaguecity.com or 281-338-4173.

48 Hours Mystery: The killing fields
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Sarah Trusty, 23, was last seen riding her bike in Algoa, Texas, on July 12, 2002. Her body found two weeks later on the Texas City Dike.

If you have any information, please contact the Galveston County Sheriff's Office at 409-766-2222.

48 Hours Mystery: The killing fields
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Teressa Vanegas, 16, was last seen leaving the Green Caye subdivision on the night of Oct31, 2006. Body found on November 3 at the edge of a Dickinson High School practice field..

If you have any information, please contact Dickinson Police Det. John Lopez at 281-337-6335 or email jlopez@ci.dickinson.tx.us.

48 Hours Mystery: The killing fields
Links and resources