This study aimed to describe the English Adventure technique of the tenth grade students of SMA Laboratorium UPGRIS. The research design used descriptive qualitative research. The English Teacher and 22 students participated in this study as source of data. The direct observation, interview, and documentation were used to collect data technique. The result of the study indicated that . English Adventure Technique is a technique in teaching outdoor class with teacher direction and fun learning activities. The students are given three challenges in the teaching speaking descriptive text using English Adventure Technique. The students are provided the directions in groups. First, they looked around the tourist destination and observed the history, the building, the people, and the important thing in Sam Po Kong. Second, the students collected the data to prove their observation through take a picture, booklet, book guidance, and board information. Third, after they found the information, the students write the description about Sam Po Kong. The problems that faced by the students, that is, unclear directions by the teacher, lack of vocabulary, lack of pronunciation, and grammatical problem. The students admitted that they found the difficulties saying the words in English, sometimes asking about the word in English to their English Teacher. The teacher provided some suggestions to solve the problems such as the teacher provide the direction concise clearly, the students must practice pronunciation, reading text to enrich vocabulary, and learning the grammar.