Three one-week honeymoon destinations for three different budgets.

With a new performing-arts mecca and a menu for every palate, it's not all South Beach and tank tops anymore.

For this special edition of Strategist, we subjected six great metropolises—London, Paris, Los Angeles, Sydney, Rome, and Miami—to the same scrutiny we bring to our own city every week. Now all you have to do is get on the plane.