SIEGFRIED & ROY’S SECRET GARDEN AND DOLPHIN HABITAT—
The famous duo’s ode to preservation, where white tigers, lions and other big cats live in the lap of luxury. The adjacent 2.5 million-gallon habitat is an observation and research facility with underwater viewing areas. Open M-F, 11 am-5 pm; Sa-Su, at 10 am. Last admission is at 4 pm. $19.95 adults, $14.95 children 4-12. www.mirage.com. Mirage, 702.791.7188.