Answer: obelisks

AnswerCrossword Clue
OBELISKSTapering pillars
OBELISKSThe Washington Monument et al.
OBELISKSCleopatra's Needles, in New York and London.
OBELISKSPillars like the Washington Monument.
OBELISKSCertain monuments
OBELISKSPrinters' daggers
OBELISKSStructures like the Washington Monument
OBELISKSTall, tapering stone pillars
obelisksOBELISK, a four-sided shaft of stone with a pyramidal top
obeliskstapering, four-sided shaft of stone