Two decades ago, when visitors had to take the plane to Rome and go on by train, Long Travel (01694 722193; long-travel.co.uk) was the sole British tour operator offering Puglia.
Because of increased ridership and higher gas costs, the Metropolitan Transportation Authority is thinking of bringing back the double-decker, which until now had been the sole province of tour bus companies.
When the SMTown tour's sole Paris date sold out in minutes this summer, fans organised a flash mob in front of the Louvre to demand a second date be added, with Facebook and Tumblr communities adding their voices to the mix.
The Globe and Mail said of the tour's sole Canadian show, "an evening with Bruce Springsteen and the E Street Band still ranks as the epitome of the rock concert experience".
Hyundai is now the sole operator of sightseeing tours for South Koreans, who arrive on its cruise ships at the port of Changjon, where the company built docking installations.
Murray may not be the sole Briton on the main tour in a year or two.
In the effort to show Iraqi defenses as holding, and even prevailing, the Information Ministry organized a press tour of a sole, burned-out American M1A1 Abrams tank that had been abandoned on an expressway during the probing reconnaissance that a unit of the Third Infantry Division conducted on Saturday.
I just assumed it would be similar to the United States, where if someone has a fungus-covered football that slightly resembles the Virgin Mother, it's a destination and therefore will attract hundreds of tour operators whose sole mission is to get you there comfortably and quickly.
"The sole purpose of the dirty tour is to show people why we have to spend money," said John M. Clarkson, program director for the United Nations' master plan to renovate the patched-together, aging interior of the landmark Modernist marble and glass tower.
