water tower
... that the Alcatraz water tower was covered in graffiti during the island's occupation by Native Americans?
... that the <a href="./Alcatraz_Island" id="mwDDk" rel="mw:WikiLink" title="Alcatraz Island">Alcatraz</a> <b id="mwDDo"><a class="mw-redirect" href="./Alcatraz_Water_Tower" id="mwDDs" rel="mw:WikiLink" title="Alcatraz Water Tower">water tower</a></b> was covered in <a href="./Graffiti" id="mwDDw" rel="mw:WikiLink" title="Graffiti">graffiti</a> during the <a href="./Occupation_of_Alcatraz" id="mwDD0" rel="mw:WikiLink" title="Occupation of Alcatraz">island's occupation</a> by <a href="./Native_Americans_in_the_United_States" id="mwDD4" rel="mw:WikiLink" title="Native Americans in the United States">Native Americans</a>?