Season 1 of What? Where? When? premiered on September 4, 1975.

Season 2 of What? Where? When? premiered on April 24, 1976.

Season 3 of What? Where? When? premiered on December 24, 1977.

Season 4 of What? Where? When? premiered on January 14, 1978.

Season 5 of What? Where? When? premiered on January 24, 1979.

Season 6 of What? Where? When? premiered on January 30, 1980.

Season 7 of What? Where? When? premiered on March 24, 1981.

Season 8 of What? Where? When? premiered on February 9, 1982.

Season 9 of What? Where? When? premiered on June 28, 1983.

Season 10 of What? Where? When? premiered on April 24, 1984.

Season 11 of What? Where? When? premiered on September 28, 1985.

Season 12 of What? Where? When? premiered on April 11, 1986.

Season 13 of What? Where? When? premiered on November 13, 1987.

Season 14 of What? Where? When? premiered on May 6, 1988.

Season 15 of What? Where? When? premiered on September 16, 1989.

Season 16 of What? Where? When? premiered on December 8, 1990.

Season 17 of What? Where? When? premiered on June 9, 1991.

Season 18 of What? Where? When? premiered on June 6, 1992.

Season 19 of What? Where? When? premiered on June 5, 1993.

Season 20 of What? Where? When? premiered on May 21, 1994.

Season 21 of What? Where? When? premiered on May 20, 1995.

Season 22 of What? Where? When? premiered on May 25, 1996.

Season 23 of What? Where? When? premiered on May 24, 1997.

Season 24 of What? Where? When? premiered on May 23, 1998.

Season 25 of What? Where? When? premiered on December 28, 1999.

Season 26 of What? Where? When? premiered on September 10, 2000.

Season 27 of What? Where? When? premiered on May 19, 2001.

Season 28 of What? Where? When? premiered on March 15, 2002.

We don't have an overview translated in English. Help us expand our database by adding one.

We don't have an overview translated in English. Help us expand our database by adding one.

We don't have an overview translated in English. Help us expand our database by adding one.

We don't have an overview translated in English. Help us expand our database by adding one.

We don't have an overview translated in English. Help us expand our database by adding one.

We don't have an overview translated in English. Help us expand our database by adding one.

We don't have an overview translated in English. Help us expand our database by adding one.

We don't have an overview translated in English. Help us expand our database by adding one.

We don't have an overview translated in English. Help us expand our database by adding one.

We don't have an overview translated in English. Help us expand our database by adding one.

We don't have an overview translated in English. Help us expand our database by adding one.

We don't have an overview translated in English. Help us expand our database by adding one.

We don't have an overview translated in English. Help us expand our database by adding one.

We don't have an overview translated in English. Help us expand our database by adding one.

We don't have an overview translated in English. Help us expand our database by adding one.

We don't have an overview translated in English. Help us expand our database by adding one.

Season 51 of What? Where? When? premiered on March 30, 2025.