11.   Ask tourist boards for walking and biking maps, and names of tour groups.

12.   At Yale last summer, an admissions officer named Peter Chemery sought to cheer up my tour group about the numbers.

13.   Baron and Goldhar pitch themselves as travel consultants, advisers who find cheaper ways to travel, suggest restaurants and organize tour groups.

14.   Beyond its Roman walls, the town of Pompeii, poor, crime-prone, ugly and studiously avoided by tour groups, simmers resentfully.

15.   Bowman also runs a tour group, A La Carte Tours.

16.   A group of cranes, who were bobbing their heads in a mating dance, stopped abruptly when they noticed the tour group staring.

17.   A number of tour groups include sections of the Silk Road through China, but not many add the cities you mention in Uzbekistan.

18.   A tour group had just trooped through the restaurant, looking for the tunnel that pirates once used to smuggle forced laborers onto ships in the Savannah River.

19.   A recent tour group included visitors from Great Britain, New Jersey and Michigan.

20.   A tour group from Brazil wants to know about it.