July 1, 2015 News helena Come Celebrate we are Open Canada Day 9 to 6 Related Articles Moms are Free on Mothers Day May 8th, 2016 Posted On May 4, 2016 Twin Valley Zoo wishes all mothers a Happy Mothers Day and in honour of mothers everywhere all mothers (accompanied with a child) and all Grandmothers… Twin Valley Zoo Open on August 7, 2017 Posted On August 7, 2017 We are open on the August Civic Holiday. Come bring the family! Happy Canada Day! We are open! Posted On July 1, 2016 Come celebrate Canada Day with us at the Zoo!