However, the Oro Bar and lounge will be serving unique Earth Hour cocktails and mocktails along with live music - Violinist and Lantern flying.
A "Going Green" martini sold at the Fairmont Washington, D.C. hotel will donate all profits to the World Wildlife Fund.
"We're incredibly proud that the Earth Hour movement was conceived at the Hilton Sydney almost 10 years ago", said Maxime Verstraete, vice president of corporate responsibility, Hilton.
At 8:30 p.m. local time, people are encouraged to go without lights for an hour.
Bhubaneswar is one of the few cities that are observing Earth Hour since 2007 where Households, Govt. Buildings, Monuments and businesses houses etc are turning off their non-essential lights for one hour to raise awareness about the need to take action on climate change.
Abella said the Filipino people's observance of the event signifies that the Philippines is "an Earth Hour hero country".
Switching off lights and electrical appliances during the Earth Hour initiative this year, Delhi saved around 290 MW of power, the capital's distribution companies (discoms) announced on Sunday.
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Lithuania never really cleared and Raheem Sterling did what fans have been urging him to since he burst on to the worldwide scene. Jermain Defoe returned to the England starting line-up alongside "best mate" and massive Sunderland fan Bradley Lowery.
That combined with the move to daylight time meant Earth Hour power use could not be properly compared with consumption at the same time the week before.
"Switching off unnecessary lights for one hour is a gesture".
Although the event may not save much energy in the grand scheme of things, Earth Hour's goal is to draw attention to climate change.
Anxious about climate change? If the victor chooses to travel in winter they can celebrate the ultimate dark-hour activity, searching for the spectacular Northern Lights. "We hope our Travel with Purpose Contest will inspire others to learn more about climate change and energy conservation".
In a statement, WWF-Philippines said this year's Earth House was "committed to engaging and mobilizing the youth to be the climate leaders of tomorrow, urging them to join the movement and shine a light on climate action".
Similarly, people in Singapore, Indonesia, India and Hong Kong are teaming up as "Earth Hour Buddies" to help protect forests and oceans and promote sustainable living.
It's easy to join in - just make sure your lights are out!