Mobile Adoptions @ Downtown Dallas for National Dog Rescue Day May 20 @ 11:00 am - 2:00 pm Downtown Dallas Pegasus Plaza 1500 Main St, Dallas Join the SPCA of Texas on Wednesday, May 20th from 11am-2pm at Downtown Dallas's National Dog Rescue Day event at Pegasus Plaza, 1500 Main St, Dallas, Tx 75201 and meet your new best friend!