Great ideas and tips, bg, it's nice to hear from those who live nearby the area. And Mr BAW!
I did not know about the Bono places! Will have to check them out. I've been gathering some info:
Venetian Hotel: Grand Canal Shoppes, Gondola rides ($15, $60 private ride, 01am-11pm), Guggenheim Hermitage museum ($20 9:30am-8:30pm), Madame Tussauds wax museum ($23 10am-10pm)
Treasure Island Hotel-Buccaneer Bay Show -Free (features pyrotechnic clash between ships & pirates, nightly every 90 mins limited due to weather in winter)
The Sirens of Ti-Free (nightly 6pm,8pm,10pm in Siren's Cove at front entrance)
Imperial Palace: Auto Collection -over 350 vehicles ($7, daily 9:30am-9:30pm)
Flamingo Hilton: wildlife habitat
Paris Hotel: Le Boulevard shops, Eiffel Tower ($9 10am-1am weather permitting-great view of the Bellagio fountain show from the Eiffel Tower restaurant 11th floor)
Aladdin Hotel- Desert Passage shopping mall-150 shops
MGM Grand-Lion habitat (free 11am-10pm), CBS TV City Research Center (free)
Treasure Island Hotel- Sirens of TI (free show)
Mirage- Volcano show (Free every 30 mins starting at 8pm-midnight), white tiger habitat (Free 9am-2:30am), Secret Garden & Dolphin habitat ($15/both, 11am-5:30pm)
Ceasars Palace-Forum shops (free Atlantis fountain show, talking statues every hour on the hour 10am-midnight)
Rio-Masquerade Village (Parade participation $10 incl costume/float -shows at 3pm,4pm,5pm,6:30pm,7:30pm,8:30pm,9:30pm daily)
Bellagio-Conservatory (free), The Fountains (Free 3pm-midnight every 1/2 hr till 8pm then every 15mins till midnight)
Boardwalk Hotel-Festive Coney Island decor & festivities
Monte Carlo Hotel- the Street of Dreams shops
New York New York - Manhattan Express Roller Coaster ($12.50 11am-11pm ride is 67mph, 2mins 45 sec, serves more than 1,000 people per hour on three 16 passenger tains)
Orleans-Canal Street fun in the spirit of New Orleans
Excalibur-Fantasy Faire Midway (game center for the kid in all of us), Tournament of Kings dinner/show ($55 6pm & 8:30 nightly)
Luxor-Imax theatre ($10 9am-11pm)
Mandalay Bay- Red Square Ice bar, Shark reef ($16, 10am-11pm)
Fremont Street Experience - Free Light shows nightly (7story parking garage $1 1.2 hr-get parking validated for up to 3hrs)
7:30,9,10,11,midnight, Neon Museum, Promenade shops
Flyaway Indoor Skydiving -200 Convention Center Dr 702/731-4768 10am-6pm , classes every 1/2 hr, $60 1st flight, $35 repeat flight)
M&M World- Free (located at 3785 S. Las Vegas Bl, near corner of Strip&Tropicana, next to MGM 4 floors!)
Ethyl M Chocolate Factory & Botanical Cactus Gardens Free (8:30am-7pm daily, 3 acres of cactus garden)
Transportation: Trams
Mirage-Treasure Island Tram: 9am-midnight
Las Vegas Monorail: MGM - Sahara with stops at MGM, Bally's/Paris, Harrah's/Imperial Palace, Convention Center, Hilton & Sahara)
Bellagio Monte Carlo tram-24 hrs every 10 mins
Mandalay Bay-Excalibur Tram- 24hrs
The only gambling I will be doing is at the nickel slots so I can get cheap drinks 
Pub 
Hoover Dam 
