On May 6, 1994, the Channel Tunnel officially opened, connecting the United Kingdom and France, and allowing for a rail link beneath the English Channel.

Roger Bannister became the first person to run a mile in under four minutes on May 6, 1954, achieving a time of 3:59.4 at Oxford, England.

The Hindenburg disaster occurred on May 6, 1937, when the German passenger airship caught fire while attempting to dock in Lakehurst, New Jersey, leading to 36 fatalities.