In this week's episode of mental_floss on YouTube, John Green breaks down the weirdest things you'll find on cruise ships.

WEIRD
The failed lawyer, newspaperman, and evangelist—enraged that the president’s advisors had refused him an ambassadorship he believed he deserved—had been stalking Garfield for months, intent on killing him.
Humans have been using hair to create jewelry and artwork for thousands of years. Here's where you can see some of it on display.
Frenchman Jacques Bellanger was using his storage space for more than just dusty Christmas decorations.
Needless to say, the residents of the rival neighborhoods didn't care for each other very much.
in 2010, a researcher trained pigeons to tell the difference between good and bad paintings made by children.
During World War II, officials (briefly) thought it might be best to take a more, um, natural approach to their weaponry.
The giant weta is one of the biggest insects on Earth, easily dwarfing most bugs and even some small rodents. Here are 10 facts you probably don't know about this New Zealand native.
The highly invasive climbing perch can live on land without water for days.
Think you have perfect hearing? There are still plenty of sounds in the world that you can’t detect.
The astronauts on NASA’s Apollo 10 mission in May 1969 paved the way for a pivotal moment in human history. But in the process, they introduced an entirely new kind of space exploration mystery.
When you played billiards during the early days of plastic, you took your life into your hands.
Over the past several centuries, some well-known people made provisions to avoid being declared dead before their time.
Gilded Age New York had more than its fair share of outlandish rich people. But few could top James Gordon Bennett, Jr.—publisher, yachtsman, and owl lover.
Everyone loves getting packages in the mail—assuming it’s what they ordered. But occasionally, delivery services make mistakes, and depending on what gets misdelivered, the results can run from mildly amusing to straight up catastrophic.