Answer: MARCO

AnswerCrossword Clue
MARCO.. Island, Fla.
MARCOPolo in the 13th century
MARCO-- Polo
MARCOPolo attachment
MARCOFlorida senator Rubio
MARCOShout at a pool
MARCOOne of the racing Andrettis
MARCO"The Gondoliers" gondolier
MARCOO'Neill's ".... Millions"
MARCOWater "Polo" elicitor
MARCOCry in a swimming pool game
MARCO"Polo" preceder
MARCOWord that gets "Polo" as a response
MARCOWord heard in swimming pools
MARCOPolo of Venice
MARCOThis Polo isn't a shirt
MARCO"The Manchurian Candidate" role for Sinatra
MARCOSinatra's "The Manchurian Candidate" role
MARCOPolo of travels
MARCOExplorer -- Polo
MARCO... Island, Fla.
MARCOSubject of 1927 O'Neill play.
MARCOSan ..., island of Venice.
MARCOO'Neill hero.
MARCOPolo.
MARCOPiazza San ..., Venice.
MARCO"... Millions," O'Neill play.
MARCO"... Millions," O'Neill play
MARCOA Polo
MARCONiccolo's son, the traveler
MARCOTraveler -- Polo
MARCOPolo man?
MARCOSinatra's role in "The Manchurian Candidate"
MARCOAdventurer ... Polo
MARCO... Polo, visitor to Cathay
MARCOExplorer ... Polo
MARCO"... Millions" (Eugene O'Neill play)
MARCOPolo name
MARCOPolo who visited Cathay
MARCOSen. Rubio