Photo & VideoPhotography Mariners spring training Originally published February 24, 2015 at 4:35 pm Updated February 28, 2015 at 5:57 pm Photos from Mariners spring training in Peoria, Arizona. Share story By Colin Diltz and Katie G. Cotterill The Seattle Times Mariners spring training has begun in Peoria, Arizona. Colin Diltz: 206-464-2047 or cdiltz@seattletimes.com; on Twitter: @colindiltz. Katie G. Cotterill: 206-464-2203 or kcotterill@seattletimes.com; on Twitter: @kgcotterill.