Been to (in bold):
Atlanta (6,089,815)
Austin (2,283,371)
Baltimore (2,844,510)
Boston (4,941,632)
Buffalo (1,166,902)
Charlotte (2,660,329)
Chicago (9,618,502)
Cincinnati (2,256,884)
Cleveland (2,088,251)
Columbus (2,138,926)
Dallas (7,637,387)
Denver (2,963,821)
Detroit (4,392,041)
Hartford (1,213,531)
Houston (7,122,240)
Indianapolis (2,111,040)
Jacksonville (1,605,848)
Kansas City (2,192,035)
Las Vegas (2,265,461)
Los Angeles (13,200,998)
Louisville (1,285,439)
Memphis (1,337,779)
Miami (6,138,333)
Milwaukee (1,574,731)
Minneapolis (3,690,261)
Nashville (1,989,519)
New Orleans (1,271,845)
New York (20,140,470)
Oklahoma City (1,425,695)
Orlando (2,673,376)
Philadelphia (6,245,051)
Phoenix (4,845,832)
Pittsburgh (2,370,930)
Providence (1,676,579)
Raleigh (1,413,982)
Richmond (1,314,434)
Riverside (4,599,839)
Sacramento (2,397,382)
Saint Louis (2,820,253)
Salt Lake City (1,257,936)
San Antonio (2,558,143)
San Diego (3,298,634)
San Francisco (4,749,008)
San Jose (2,000,468)
San Juan (2,002,906)
Seattle (4,018,762)
Tampa (3,175,275)
Virginia Beach (1,799,674)
Washington (6,385,162)
19/50
Calgary (1,543,283)
Edmonton (1,468,926)
Montreal (4,364,189)
Ottawa (1,461,494)
Toronto (6,555,205)
Vancouver (2,737,698)
6/6