1.   Diners can wander from restaurant to restaurant, sampling a variety of offerings.

2.   Finding an assortment of rocks carried from a range of geological formations upstream would enable them to sample a variety of bits of Martian history.

3.   Guided walking tours and special house tours, meanwhile, will let visitors sample a variety of homes, inside and out.

4.   Note that some of those colorful tortillas are pretty large and you want your guests to sample a variety of stuffings and wraps.

5.   The idea is to let diners sample a variety of foods at one meal.

6.   Vietnamese food differs by region and all the varieties can be sampled in the city.