Five photo galleries below cover 14 expeditions in which NWNL documented the Upper & Lower Mississippi, the Eastern & Western tributaries and its Delta/Atchafalaya confluence with the Gulf of Mexico.

(All photos by Alison M. Jones)

UPPER - MINNESOTA TO MISSOURI

LOWER - LOUISIANA

EASTERN TRIBUTARIES - TENNESSEE

WESTERN TRIBUTARIES - AK, TX & YELLOWSTONE ECOSYSTEM

DELTA & ATCHAFALAYA