Atchafalaya National Heritage Area | America's French Foreign Country

The Great Lazy River

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

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Welcome to the Atchafalaya

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

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It’s so big - and full!

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

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To infinity, and beyond!

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

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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!

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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!

Louisiana Outdoor Expo (March 13-15)

March 13, 2026

Lamar Dixon Expo Center (REV Center) | 9039 S. St.

Celtic Bayou Festival

Noon

This year sees Celtic Bayou Festival return to its original host venue at, Warehouse 535 on Garfield street,

March 13, 2026

Warehouse Five Three Five/Rhum Room 407 Lee Ave.,

Wearin' of the Green St. Patrick's Day Parade

10 a.m. - 2 p.m.

Join us for the 41st annual Wearin' of the Green St. Patrick's Day Parade in Baton Rouge, LA on the beautiful tree-lined route in the Hundred Oaks/Perkins Road areas.

March 14, 2026

Hundred Oaks at South Acadian Thruway BATON ROUGE,

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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...