In 2018, Liberty Memorial was illuminated with more than 5,000 poppies, as shown in this rendering, from Nov. 9 to 11 as part of the museum's Armistice Day centennial event.

A 100-year-old time capsule was unveiled at the National WWI Museum and Memorial in Kansas City, Missouri, where photos, documents and other artifacts were revealed to the public.

The National World War I Museum and Memorial in Kansas City on Wednesday showed off an excavated century-old time capsule, revealing a cornucopia of early 20th-century relics, artifacts and documents.