The Radar: Grand Tour of Chocolate, TSA’s Trusted Travelers, Around the World in One City

• Satisfying your craving for chocolate is easy, no matter where you are in the world. Discover five great cities to sample the world’s best chocolate, then dive into the history of the sweet at 10 world-class museums. [BootsnAll]

• The U.S. Transportation Security Administration will launch a “trusted traveler” pilot program this fall designed to shorten the security screening process for frequent travelers who first pass extensive background checks. A survey by the U.S. Travel Association indicates that 61 percent of leisure travelers and 75 percent of business travelers would be willing to pay upward of $150 annually to enroll in this kind of program. [Fox Business News]

• Take a trip around the globe without leaving the city. Toronto’s Queen Street streetcar runs 30 miles through the Canadian metropolis’ vibrant ethnic neighborhoods. [Solo Traveler]

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Photo: Esther Levy/My Shot