gaobo: The board of the Songhu Garrison Headquarters
gaobo: An old police wagon
gaobo: A used prison cell
gaobo: A slice of a gun barrel
gaobo: A poem composed and inscribed by a senior Chinese calligraphist
gaobo: A wall with memorials for the martyrs of China Revolution
gaobo: The inscription of holograph manuscript of the famous essay "A memorial for forgotten", the title and the author's name
gaobo: The inscription of holograph manuscript of the famous essay "A memorial for forgotten", the fifth and the most known chapter
gaobo: A sculpture of "the five Martyrs of the League of Leftist Writers"
gaobo: A black-and-white, symbolic sculpture
gaobo: An inscription by a former China leader
gaobo: A dragon character with dragon shape