PITTSBURGH — Visitors to Carnegie Museums of Art and Natural History will enjoy free admission and parking on Sunday in celebration of RADical Days.

ARAD, or the Allegheny Regional Asset District, funds regional assets and celebrates these assets with an annual day of free admission, and musical and dance performances.

This year, in addition to the annual activities, Carnegie Museums of Art and Natural History have partnered with the Allegheny County Department of Human Services to provide a "Help in Hard Times" resource fair.

The museums at 4400 Forbes Avenue in Oakland are open noon to 5 p.m. Sunday.

Call 412-622-3131 for more information.