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People around the world attempt to break records

See more Guinness World Records from 2011 here.

Adrian Piclisan/AFP - Getty Images

Romanian high school students dance in Opera Square, Timisoara on May 20, 2011. Thousands of high school pupils on May 20 gathered to dance the quadrille in several cities accross South Eastern Europe, hoping to beat the world record of the largest synchronised dance. In Timisoara, Western Romania, about 1,500 high school pupils dressed in black and white and carrying sunshades executed a quadrille, an historic dance very popular in Europe in the XIXth century, on one of the main central squares.

Raigo Pajula/ AFP - Getty Images

Twenty Estonian men yoked to the Tallink's cruise ship Baltic Queen move the 20.000-ton cruise ship, to set a new record, during the Tallinn's Maritime Days in Tallinn on May 20, 2011. The event was organized as one of the key events on Tallinn's Maritime Days by Tallink company. The Baltic Queen is one of the Baltic Sea's largest cruise ships, with a length of 212 meters, beam of 29 meters and weight of close to 20,000 tons. In 2010 the Estonian men hauled a 200-ton train and in 2009, one of the muscle men, Andrus Murumets, single-handedly pushed a 40-ton Estonian Air Boeing 737-500.

Jack Plunkett / AP

Pat "Deep Dish" Bertoletti, Thomas Harrison, and Chris Floyd, left to right, tackle the Armour Pepperoni with Cheese Eating Competition at Rounder's Pizzeria in Austin, Texas on Thursday, May 19, 2011. Bertoletti won the event by eating 252 slices, or 2.25 pounds, in 6 minutes.