The Blues hit the track on a hot Tuesday morning at Ikon Park - the venue where they will host arch-rival Essendon on Sunday in the second week of the NAB Challenge.

Here are Carlton Media's favourite snaps from the session:

Sam Kerridge takes a breather. (Photo: Carlton Media)

Zach Tuohy and Jacob Weitering battle for possession. (Photo: Carlton Media)

Mark Whiley. (Photo: Carlton Media)

Kade Simpson calls the shots. (Photo: Carlton Media)

Blaine Boekhorst. (Photo: Carlton Media)

David Cuningham. (Photo: Carlton Media)

Ed Curnow. (Photo: Carlton Media)

Sam Docherty. (Photo: Carlton Media)

Levi Casboult. (Photo: Carlton Media)

Jacob Weitering weaves through the traffic. (Photo: Carlton Media)

Harry McKay. (Photo: Carlton Media)

Jack Silvagni on the move. (Photo: Carlton Media)

Zach Tuohy. (Photo: Carlton Media)

Charlie Curnow flies high. (Photo: Carlton Media)

Dylan Buckley. (Photo: Carlton Media)

Simon White tackles Jayden Foster. (Photo: Carlton Media)

Clem Smith. (Photo: Carlton Media)