Author Mac Barnett and illustrator Jon Klassen set out for a cross-country tour, October 14–29, in support of their new picture book Sam and Dave Dig a Hole (Candlewick). Check out photos from their travels here.

Mac Barnett stands in as Jon Klassen’s easel in Columbia, Mo.

Barnett visited Smith Elementary students in Austin during the Texas Book Festival.

Is that Storm Team 4, or Klassen and Barnett on set for an interview with Milwaukee’s NBC-affiliate show The Morning Blend?

Klassen and Barnett sign copies of Sam and Dave Dig a Hole for fans at the Carnegie Library Lecture Hall in Pittsburgh.

Klassen and Barnett enjoy some free time at Pittsburgh’s Carnegie Museum of Natural History.

Klassen and Barnett in a sea of students at Glennwood Elementary in Decatur, Ga., the last stop on their tour.