An event featuring luminarias and a half-million lights blanketing the park's 49 acres takes place from 5:30 to 8:30 p.m., Friday and Saturday, Dec. 4 and 5. Musical performances are also featured each night: Gabriel Ayala, Kathleen Grace and the Southern Arizona Women's Chorus perform on Friday, Dec. 4. Gabriel Ayala, Joe Bourne and the Southern Arizona Women's Chorus perform on Saturday, Dec. 5. Mark Holdaway and Will Clipman will also perform in the Entry Ramada each evening. $10 general; $7 adult members; and $2 for children 12 and younger. Call or visit www.tohonochulpark.org for more information.