These are the worst babysitters of all time! For this list, we’ll be looking at people convicted of horrible things while entrusted with children.

These are by far the worst priests in history. For this list, we’ll be examining controversial preachers who used their position to commit acts of evil and also explore the consequences of their grim deeds.

Ever made a bad choice that you’d sooner forget? Imagine being one of these people... WatchMojo counts down the Top 10 Worst Decisions in History.

Unfortunately, there are many bad moms in history – but some can be categorized as the worst mothers on the planet. Between Casey Marie Anthony, who waited a month to report her daughter’s death to authorities, Mary Ann Cotton, who likely killed three husbands and 11 of her children, and Susan Smith, who drowned her two young kids by driving her car into a lake, there are more than enough notoriously terrible mothers out there. In honor of Mother’s Day, WatchMojo introduces you to ten famous bad mothers.

From the CIA's covert operations to the internment of Japanese Americans, the US government has made some of the most egregious mistakes in history. Join us as we count down the worst decisions America ever made.

The judicial system failed these victims in the worst way imaginable. Welcome to WatchMojo, and today we’ll be looking at the most tragic cases where convicted serial killers were released early from prison, only to prove that leopards truly cannot change their spots.

These are the worst religious leaders of all time! For this list, we’ll be looking at people who rose to power through religion, then used that power to cause widespread harm.

These people earned their place on this list in the worst ways imaginable. For this list, we’ll be going over the most appalling people in history.

The time has come to recap one of the worst years in recent human history. For this list, we’ll be looking at why 2020 was a turbulent year unlike any other, making us long for the simpler times of 2016.

There never was a “Golden Age,” and a simple look at history can prove it. From the Wild West, to Late Antiquity, to The Great Depression, bad things have always happened. WatchMojo counts down the Top 10 Worst Times to be Alive.

These are the worst serial killers of all time. For this list, we’ll be looking at the creepiest multiple-fatality felons that kept us up late at night due to their terrible actions and unsettling behavior.

These dads do not deserve a Father's Day card. For this list, we’ll be looking at bad dads throughout history, ranging from Biblical times to last century.

From the frustrating depths of Jabu-Jabu's Belly to the mind-numbing Temple of the Ocean King, we're diving into the worst temples in Zelda history. Join us as we explore the most annoying, poorly designed, and downright terrible dungeons that made us want to throw our controllers!

Why so serious? Welcome to WatchMojo, and today we’re counting down our picks for the worst, most horrifying, and most despicable things DC’s Clown Prince of Crime has done in his history.

These infamous historical figures thought quite highly of themselves. Welcome to WatchMojo, and today we’re looking at historical figures with narcissistic traits that have had the worst effects on society.