Meet the 53: The Broncos' initial active roster

Before being officially able to enter UCHealth Training Center, the Broncos' veteran players arrived Tuesday to being their COVID-19 testing.

Several members of the Broncos' 2020 draft class arrived on Monday and picked out their new equipment for their rookie season.

Nearly all of the Broncos' 2020 draft class arrived at UCHealth Training Center to ink their rookie contracts and meet President of Football Operations/General Manager John Elway. (KJ Hamler is not eligible to enter the building until Tuesday after starting his COVID testing a day later than the rest of the group.)

On Thursday, rookies, quarterbacks and several other Broncos veterans reported to UCHealth Training Center for their first COVID-19 tests ahead of training camp.

Take an inside look at how the Broncos are preparing UCHealth Training Center with new precautions to prevent the spread of COVID-19.

Take an inside look at two player-led workouts with Drew Lock, Phillip Lindsay, Noah Fant, Todd Davis and more players. (Photos by Lemar Griffin)

DenverBroncos.com staff members took a close look at each uniform number in franchise history to select the best player to wear each one.

Note: The only player to wear No. 0, John Olszewski, is not pictured; there are no photos of him in the Denver Broncos Photo Archive or on AP Images.

Take a look back through Ring of Famer Dennis Smith's outstanding Broncos career.

Photos of former Broncos fullback Howard Griffith from his time in Denver, which included two Super Bowl victories.

Take a look back through photos from Jake Plummer's career in Denver.

After installing precautionary measures, the Broncos reopened their facilities at UCHealth Training Center and Empower Field at Mile High for employees to return to work.

You might feel a little old when you see what the big movies, songs and news was in the years in which several of our rookies were born.