该节目于2005年4月23日上映，由韩国MBC电视台推出，是一档真人秀综艺节目。参加本次综艺的嘉宾有刘在石，朴明秀，郑俊河，郑亨敦，HAHA，黄光熙。每一集都选取了不同的主题和形式，比如：追击战、运动挑战、音乐表演、电视扮演、月历制作、个人胜负对决、环保议题等。节目中除了有固定嘉宾之外，还会邀请业内演员以及知名人士作为特邀嘉宾出席节目。除了这些特色之外，每期根据主题设计的徽标和字幕也为节目增添了不少趣味。节目也会不定期举办音乐会，向观众免费开放。除此之外，自2007年起，该节目每两年都会举办一次歌谣祭，节目嘉宾与各音乐人士一同录制歌曲，合成专辑。值得一提的是，该节目会通过各种方式为社会做贡献，比如将卖出的手工的收益以及专辑的收益全部捐出。

"Unlimited challenge" is a real person Show program, the program was only a unit at first, with the reform of the program format, it has achieved unprecedented success

"Unlimited challenge" The first season was mainly filmed on location, with the theme of challenges that are difficult for ordinary people to complete. Randomly selected from the submissions of ordinary audiences, and then challenged by live guests. The plot at this time is the first season of Infinite Challenge, and the second season is completed by guests. The content of the program is broadcast in the form of live games. Starting from the third season, each episode of the program adopts different themes and forms, including pursuit battles, sports challenges, talent shows, role-playing, personal ability duels and other exciting links. Fully displaying the personal abilities of the guests, providing a stage for all the staff participating in the program to show their personal abilities, coupled with the extremely high flexibility, it was quickly loved by the audience. Since the creation of the program is almost unlimited, it gave The production staff were given full freedom to create, and the program quickly became a great success.