International Rose Test Garden.

The International Rose Test Garden in Portland, Oregon, is the oldest continuously operating public rose garden in the U.S., established in 1917. Home to over 10,000 rose plants across approximately 650 varieties, it serves as a living laboratory for testing new cultivars from around the globe. With manicured displays and stunning views of downtown Portland and the Cascade Range, the garden enhances the visitor experience, especially from its tiered design. Key highlights include the Queens Walk honoring past Rose Festival queens, award-winning selections in the Gold Award Garden, and the tranquil Shakespeare Garden. Open daily with free admission, the garden is fully accessible, making it a popular destination for weddings and community events amid its floral beauty.