Nothing much has changed in the last 11 years in Las Vegas; only 30 casinos, 24 of them major, have opened since 1996. Here's the list.
2006 -- Hooters, Red Rock Resort
2005 -- Wynn Las Vegas, South Coast (now South Point)
2003 -- Cannery, Tuscany, MonteLago, Westin Casuarina
2002 -- Wildfire
2001 -- Palms, Green Valley Ranch
2000 -- Arizona Charlie's East, Terrible's, Suncoast
1999 -- Mandalay Bay, Venetian, Resort at Summerlin (now Rampart), Paris, Klondike, Speedway
1998 -- Reserve (now Fiesta Henderson), Bellagio
1997 -- New York-New York, Sunset Station, Key Largo (closed)
1996 -- Barley's, Stratosphere, Monte Carlo, Main Street Station, Orleans