Table: castaways_hotel_and_casino
Columns: name
street_address
years_as_tallest
height_ft_m
floors

Question: The building with 48 floors has an address in Las Vegas of what?
SQL: SELECT "street_address" FROM castaways_hotel_and_casino WHERE "floors" = 48

Question: The Palazzo's street address is listed as what?
SQL: SELECT "street_address" FROM castaways_hotel_and_casino WHERE "name" = 'the palazzo'