The World’s Smallest Horse according to Guinness World Records is Thumbelina from Missouri, but another tiny horse named Einstein.

Martin Joe Laurello, originally Martin Emmerling, was born in Germany around 1886. He was a sideshow performer who could turn his head a full 180 degrees. He performed with groups such as Ripley's Believe it or Not, Ringling Brothers, and Barnum & Bailey. He moved to America in 1921. He also trained dogs to do things such as acrobatics.

Astronaut Chris Hadfield Explains How to Wash your Hands in Space.

June 21: “World War Z”. Brad Pitt battles zombie apocalypse in $170 million film by “Quantum of Solace” director Marc Forster. This publicity photo released by Paramount Pictures shows, center, Brad Pitt as Gerald Lane in a scene from the film, “World War Z”, from Paramount Pictures and Skydance Productions in association with Hemisphere Media Capital and GK Films. (Photo by Jaap Buitendijk/AP Photo/Paramount Pictures)

A boy looks on as fire fighters try to extinguish the fire at oil wells, were set on fire by Daesh terrorists as they fled after Al Qayyarah town's cleansing from Daesh militants as the operation to retake Iraq's Mosul from Daesh continues, in Al Qayyarah Town of Mosul, Nineveh, Iraq on November 02, 2016. (Photo by Yunus Keles/Anadolu Agency/Getty Images)

A fan of Colombia cheers prior to a qualifying soccer match against Venezuela for the FIFA World Cup 2026 at Metropolitano stadium in Barranquilla, Colombia, Thursday, September 7, 2023. (Photo by Fernando Vergara/AP Photo)

Julian Ryerson of Borussia Dortmund during the Bundesliga match between Borussia Dortmund and 1. FC Union Berlin at Signal Iduna Park on April 8, 2023 in Dortmund, Germany. (Photo by Alexandre Simoes/Borussia Dortmund via Getty Images)

Manchester City's Belgian midfielder #11 Jeremy Doku eyes the ball during the UEFA Champions League quarter-final second-leg football match between Manchester City and Real Madrid, at the Etihad Stadium, in Manchester, north-west England, on April 17, 2024. (Photo by Paul Ellis/AFP Photo)