This research has been conducted to reveal the secondary school students' perceptions in relation with metaphors about the "geography" concept. A total of 110 students attending to secondary schools in Karabuk city center joined the research within the 2009-2010 academic year. Following questions were searched to answer: 1-Which metaphors do secondary school students use to explain the perceptions about the "geography" concept? 2-Under which categories do these metaphors conducted in terms of their common features? The research data were obtained by students' completing the sentence "Geography is like ......because.........". Phenomenology design was used in this research and the data were analyzed with the content analysis technique. According to the findings of the research, (a) secondary school students have created 44 different and acceptable metaphors related to the geography concept. (b) These metaphors were classified under 8 different conceptual categories after studied carefully with regard to common qualities. At the end of the research, it was understood that 34% of the secondary school students have a perception that geography is a way of expressing a place, 19% perceived that it is a way of expressing knowledge; 17% perceived geography as a way of expressing life, 9% perceived it as a way of expressing eternity, 8% had a perception that geography is a way of expressing value, 5% perceived it as a way of expressing change and development, 5% perceived it as a way of expressing guidance, and 3% perceived it as a way of expressing obligation. As a result, metaphors can be used as a strong research tool in understanding and explaining the perceptions of secondary school students towards geography.