Peak bloom occurs when 70% of the blossoms of the Yoshino cherry trees, the most common type along the Tidal Basin, are open.

According to the National Parks Service, peak bloom typically lasts for several days and the exact dates can vary each year.

Map showing Smithsonian museums located around the perimeter of the National Mall in Washington, D.C., from 3rd to 15th Streets between Constitution and Independence Avenues, approximately 1 mile (1.6 ...