In the answer on 1/31/06, Deke Castleman mentioned that the Meadow Valley Wash just north of Las Vegas is an aquifer "the total extent of which is still largely unknown." How can that be? Hasn't anyone drilled wells to measure it? And is this water available to the Las Vegas Water District for growth?

I keep reading about planned "metaresorts," but what is a metaresort?

I may be taking people to dinner on my comps and I am not sure how to tip. What is the tipping policy for this situation?

You never did a story about "Sal Sagev" Hotel, which is now the Golden Gate. I would love to know when it was built and when its name was changed.

Now that they're tearing down the High Roller roller coaster at the top of the Stratosphere Tower, what roller coasters are left from the family-friendly era in Las Vegas?

My wife and I will be in Vegas for Valentine’s Day. After a nice dinner we want to go dancing and drinking, but all the places I look at that offer dancing seem to be for the young crowd. Where do people over 40 go to dance?

I heard that the name "Summerlin" was the maiden name of Howard Hughes's grandmother. If so, is the City of Summerlin named after her?

Is it true that there is a restaurant in Mandalay Bay that sells a hamburger for $5,000? What are some of the most outrageous prices the LVA knows of for simple food such as a hamburger?

What is required to become a Vegas cabbie? Is everyone an owner-operator or can you drive for a company or another individual? I currently drive a cab in suburban Chicago and have for 12 years, but am interested in relocating to Las Vegas. I did spend four months there in 2002 and in fact have a valid sheriff's card as I was briefly employed in another job (unrelated). My knowledge of Vegas streets is limited; however, I possess some knowledge, can read a map, and am a quick learner. I have heard that you need a year's residency in Vegas to be considered -- is that true? Any advice you have on how to proceed would be appreciated.

Where and on what nights are there open mikes for stand-up comedy in Las Vegas? Could you also please list the comedy clubs in Vegas?