Every May, Magee Marsh in Ohio becomes the Warbler Capital of the World. During the Biggest Week in American Birding (May 8–17, 2026), thousands of migrating birds gather along Lake Erie—creating one of the most unforgettable birding experiences in North America. Here’s how to plan your trip, what to expect, and where to go.

Magee Marsh in May is a warbler wonderland. Here’s how to plan for the Biggest Week: lodging tips, crowd strategy, expected weather, and a simple “cram plan” so you’re ready when the birds drop in.