The kid brother to Middle Eastern megalopolises Abu Dhabi and Dubai, Doha is rapidly catching up. It’s getting its own share of starchitect attractions, such the cucumber-shaped Burj Doha by Jean Nouvel. At an outpost of New York’s beloved Jazz at Lincoln Center, artistic director Wynton Marsalis brings in top talent from all over the world. The port is about a 15-minute drive from the city center, and a spiffy new cruise terminal is in the works.