Intellectual adventure variety show that stimulates the intellectual curiosity of viewers, regardless of whether they are adults or children, and cuts into "theories" such as ultra-scientific "topics," "urban legends," and "biography."
1974
2005
2007
1999
1998
2004
2014
1952
1988
1990
2002
1985
1993
1989
2012
1978
2011
2019
2017
