![A view of the 'Welcome To Fabulous Las Vegas' neon sign is seen before Earth Hour in Las Vegas, Nevada, March 27, 2010. Countries around the world have signed up for Earth A view of the 'Welcome To Fabulous Las Vegas' neon sign is seen before Earth Hour in Las Vegas, Nevada, March 27, 2010. Countries around the world have signed up for Earth](https://c8.alamy.com/comp/2D2K7FX/a-view-of-the-welcome-to-fabulous-las-vegas-neon-sign-is-seen-before-earth-hour-in-las-vegas-nevada-march-27-2010-countries-around-the-world-have-signed-up-for-earth-hour-on-saturday-in-which-homes-office-towers-and-landmarks-will-turn-off-their-lights-from-830-pm-local-time-to-raise-awareness-about-climate-change-and-the-threat-from-rising-greenhouse-gas-emissions-reutersrichard-brian-united-states-tags-environment-cityscape-2D2K7FX.jpg)
A view of the 'Welcome To Fabulous Las Vegas' neon sign is seen before Earth Hour in Las Vegas, Nevada, March 27, 2010. Countries around the world have signed up for Earth
![Quake Info: Minor Mag. 1.8 Earthquake - 1.7 mi East of Las Vegas, Clark County, Nevada, USA, on Friday, Dec 23, 2022 at 2:20 pm (GMT -8) - 3 User Experience Reports Quake Info: Minor Mag. 1.8 Earthquake - 1.7 mi East of Las Vegas, Clark County, Nevada, USA, on Friday, Dec 23, 2022 at 2:20 pm (GMT -8) - 3 User Experience Reports](https://volcanodiscovery.de/maps/quakemap2-7278050.jpg)
Quake Info: Minor Mag. 1.8 Earthquake - 1.7 mi East of Las Vegas, Clark County, Nevada, USA, on Friday, Dec 23, 2022 at 2:20 pm (GMT -8) - 3 User Experience Reports
![A combination photo shows the 'Welcome To Fabulous Las Vegas' neon sign before (top) and during Earth Hour in Las Vegas, Nevada, March 27, 2010. Countries around the world have signed up A combination photo shows the 'Welcome To Fabulous Las Vegas' neon sign before (top) and during Earth Hour in Las Vegas, Nevada, March 27, 2010. Countries around the world have signed up](https://c8.alamy.com/compfr/2e77587/a-combination-photo-shows-the-welcome-to-fabulous-las-vegas-neon-sign-before-top-and-during-earth-hour-in-las-vegas-nevada-march-27-2010-countries-around-the-world-have-signed-up-for-earth-hour-on-saturday-in-which-homes-office-towers-and-landmarks-will-turn-off-their-lights-from-8-30-pm-local-time-to-raise-awareness-about-climate-change-and-the-threat-from-rising-greenhouse-gas-emissions-reuters-richard-brian-united-states-tags-environment-cityscape-2e77587.jpg)
A combination photo shows the 'Welcome To Fabulous Las Vegas' neon sign before (top) and during Earth Hour in Las Vegas, Nevada, March 27, 2010. Countries around the world have signed up
![A general view of the Las Vegas Strip just before Earth Hour from Mix Nightclub at the Mandalay Bay Resort and Casino in Las Vegas, Nevada, March 27, 2010. Countries around the A general view of the Las Vegas Strip just before Earth Hour from Mix Nightclub at the Mandalay Bay Resort and Casino in Las Vegas, Nevada, March 27, 2010. Countries around the](https://c8.alamy.com/comp/2D1FY3R/a-general-view-of-the-las-vegas-strip-just-before-earth-hour-from-mix-nightclub-at-the-mandalay-bay-resort-and-casino-in-las-vegas-nevada-march-27-2010-countries-around-the-world-have-signed-up-for-earth-hour-on-saturday-in-which-homes-office-towers-and-landmarks-will-turn-off-their-lights-from-830-pm-local-time-to-raise-awareness-about-climate-change-and-the-threat-from-rising-greenhouse-gas-emissions-reutersrichard-brian-united-states-tags-cityscape-environment-2D1FY3R.jpg)
A general view of the Las Vegas Strip just before Earth Hour from Mix Nightclub at the Mandalay Bay Resort and Casino in Las Vegas, Nevada, March 27, 2010. Countries around the
![Las Vegas,nevada,USA-August 12,2012 Las Vegas City On Day Time The Connection Between A Local And The Other In The Strip Is Provided By Ramps, Escalators And Moving Walkways Stock Photo, Picture And Las Vegas,nevada,USA-August 12,2012 Las Vegas City On Day Time The Connection Between A Local And The Other In The Strip Is Provided By Ramps, Escalators And Moving Walkways Stock Photo, Picture And](https://previews.123rf.com/images/starmaro/starmaro1208/starmaro120800025/14834458-las-vegas-nevada-usa-august-12-2012-las-vegas-city-on-day-time-the-connection-between-a-local-and.jpg)
Las Vegas,nevada,USA-August 12,2012 Las Vegas City On Day Time The Connection Between A Local And The Other In The Strip Is Provided By Ramps, Escalators And Moving Walkways Stock Photo, Picture And
![A combination photo shows the 'Welcome To Fabulous Las Vegas' neon sign before (top) and during Earth Hour in Las Vegas, Nevada, March 27, 2010. Countries around the world have signed up A combination photo shows the 'Welcome To Fabulous Las Vegas' neon sign before (top) and during Earth Hour in Las Vegas, Nevada, March 27, 2010. Countries around the world have signed up](https://c8.alamy.com/compfr/2e74yey/a-combination-photo-shows-the-welcome-to-fabulous-las-vegas-neon-sign-before-top-and-during-earth-hour-in-las-vegas-nevada-march-27-2010-countries-around-the-world-have-signed-up-for-earth-hour-on-saturday-in-which-homes-office-towers-and-landmarks-will-turn-off-their-lights-from-8-30-pm-local-time-to-raise-awareness-about-climate-change-and-the-threat-from-rising-greenhouse-gas-emissions-reuters-richard-brian-united-states-tags-environment-cityscape-2e74yey.jpg)