At left, an image from the 2009 inauguration of President Barack Obama’s on the National Mall in Washington, D.C. 2017. At right, the image of President Donald Trump’s inauguration.

But the side-by-side images of Friday's ceremony alongside the 2009 inauguration of President Barack Obama show a significantly smaller crowd on the National Mall for Trump than for Obama. There ...

But the side-by-side images of Friday’s ceremony alongside the 2009 inauguration of President Barack Obama show a significantly smaller crowd on the National Mall for Trump than for Obama. There ...

Former President Barack Obama has finally broken his MAGA 2.0 silence, reminding a sold-out crowd that his first inauguration ...

She said she sold plenty of stuff for Barack Obama’s inauguration and even more for the 1995 Million Man March and its 25-year reunion. “The spirit of him isn’t there," she said of Trump ...

Dueling crowds. Photos from the National Park Service show the crowd at Barack Obama’s inauguration in January 2009 (top) and the audience at Donald Trump’s ceremony in January 2017 (bottom).

Obama’s arrival was greeted with audible boos from the crowd as he walked in to witness Trump sworn in as the 47th President of the United States. Yes, you read that right — Trump, the 47th.

Crowd-size experts estimate the number of people on the National Mall for Obama's first inauguration was between 800,000 and 1 million. Trump drew about a third of that total in 2017, they say.

Photos taken by news outlets during the inauguration also showed a crowd size smaller than Obama’s during his first inauguration in 2009 — about two-thirds smaller, according to several ...