Patti Lupone after party

At an experience called "Dinner for One," a blindfolded guest would sample various exotic delicacies such as armadillo, emu, or sea urchin. A brand ambassador held up large cards in boxing-ring fashion that described the course as the volunteer ate it.

Chandeliers encased in Lucite made for eye-catching high-top tables in the bar area.

Guests posed for photos on the red carpet in front of a Miami Children's Hospital Foundation step and repeat.

Women dressed in masquerade attire led guests into the ballroom as the night's program began.

Silent auction items included artwork featuring a depiction of Audrey Hepburn.

Gift bags featured work from pop artist Romero Britto.

The decor paid homage to the streets of Venice with textured fabrics and gold and burgundy accents.

Emilio and Gloria Estefan posed with guests and models in masquerade costumes at the Diamond Ball.

During cocktail hour, guests lounged on black and white furniture set up by Heffernan Morgan.

Green accents tied Heffernan Morgan's temporary lounges back to the evening's Emerald City theme.

Inside the sprawling main tent, Frost's patterned lights allowed guests to follow a yellow brick road to their dinner seats.

Heffernan Morgan created thematic green tablescapes for the evening.

After dinner, the Ken Arlen Orchestra performed on a special green stage set up within the main tent.

The evening's balmy weather allowed for event planners to leave the sides of the tent open, and guests could look out of the tent directly onto zoo grounds and the sea lion pool.

Programs that sat on each seat featured eco-friendly paper and soy-based ink.

During the cocktail hour, passed hors d'oeuvres included jicama stars with avocado corn relish presented atop a mini Emerald City.

Limelight catering's desserts included a summer berry and lemonade cake parfait with a ruby slipper garnish.

Costumed figures from Oz greeted guests as they entered the ball.

The Brookfield Zoo's annual Whirl Ball drew 700 guests, raising $1.4 million for Conservation Leadership Training initiatives at the Chicago Zoological Society.