41.   The stretch of the Mississippi we traveled offered few natural wonders.

42.   The singular qualities of those natural wonders would be irreversibly damaged by helter-skelter development of the kind that has reshaped other parts of the country.

43.   The visitors arrived from far away, borne to one of the seven natural wonders of the world by a chunk of their life savings.

44.   The whole district takes on the character of a natural wonder, a Grand Canyon of human creation.

45.   There are many such natural wonders in Death Valley.

46.   There are a couple of natural wonders nearby.

47.   They can claim no visible natural wonders here, midway between two oceans, no Grand Canyon, no mountains or seas, nothing to snatch breath.

48.   They had negotiated with Indian tribes, glimpsed natural wonders and compiled a tremendous written record of their experiences.

49.   This was ground zero Thursday in all its frightening grandeur, as if a diabolical natural wonder.

50.   This part of Alaska, by the Aialik Peninsula in the southern part of the state, offers abundant natural wonders.