• The Great Lazy River

    The Atchafalaya is Culture, Tourism, Nature
    and So Much More!

  • Welcome to the Atchafalaya

    It’s not a swamp. It’s a whole new country!

  • It’s so big - and full!

    Birding, Biking, Paddling, Camping, Hunting,
    Fishing, Golf and Tree Tagging!

  • To infinity, and beyond!

    The Atchafalaya National Heritage Area Stretches far...
    Well into the Gulf of Mexico!

National Heritage Area

Welcome to the Atchafalaya

In the heart of Louisiana lies a vast natural wonder with a storied past.  Welcome to America’s largest freshwater swamp: the Atchafalaya River Basin.  From upland forests, to Cypress/Tupelo swamps, to an active land-building river delta, the Atchafalaya has lots to see.  How you explore America’s Foreign Country…that’s up to you!
Learn More

Action In the Swamp

Events Calendar

Meetings, festivals, tours through the marsh and much more can be found here...
below are the ones coming up next!
Join Dr. Ben Wright, associate professor of history and Director of the Open US History Lab at the University of Texas at Dallas and author of Bonds of Salvation: How Christianity Inspired and Limited American Abolitionism, for a conversation exploring th

May 07, 2026

Join Dr. Ben Wright, associate professor of history and Director of the Open US History Lab at the University of Texas at Dallas and author of Bonds of Salvation: How Christianity Inspired and Limited American Abolitionism, for a conversation exploring th

May 07, 2026

Join us for Thibodaux on Tap, our annual Craft Beer Fest! Held in Downtown Thibodaux, grab your beer-loving friends, tap in, and enjoy samples of local brews, Cajun cuisine, and live music. **You MUST be 21 years of age or older to get in**

May 16, 2026

W 2nd St., Thibodaux, LA, 70301

Explore Our Website

What’s Inside!

Our website is packed with information to help you schedule school tours, learn about the wetlands, or find out more about the cultures of Louisiana. Below are just some of the great things we invite you to investigate...
Louisiana's complex blending of cultures for over 300 years has produced distinctive regional food traditions for which we are known worldwide.
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We have brochures, phone numbers and everything you need for over 40 different field trips!!
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Our partnership with the American Birding Association to produce a statewide birding guide as part of the ABA's Birdfinding Guide series. Get the facts here!
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