See the Usa! Visit 12 of our National Parks through colorful and whimsical artwork. Our 2026 retro-style calendar will take you back to simpler times and inspire you to plan your next adventure! Printed on Fsc-certified premium matte paper, the 2026 calendar measures 12” x 12” (12" x 24" open) and includes monthly calendar grids and full color images and a bonus 4-month view of January 2027 - April 2027.