According to legend, the ancient Mayans' long-count calendar ends at midnight Thursday, ushering in the end of the world.
"This is not the end of the world. This is the beginning of the new world," Star Johnsen-Moser said.
A gathering of hundreds of spiritualists clustered together at a convention center in the Yucatan city of Merida, an hour and a half from the Mayan ruins at Chichen Itza.
"It is most important that we hold a positive, beautiful reality for ourselves and our planet. ... Fear is out of place."
Meanwhile, all of Latin America has been performing Mayan ceremonies year long to ensure spiritual harmony.
People participate in a ceremony marking the end of a Mayan calendar cycle held by Mayan sages on the beach in Bacuranao, Cuba, Thursday, Dec. 6, 2012.
A woman makes an offering as a fire burns during ceremony commemorating the summer solstice at the Mayan ceremonial center El Tazumal in Chalchuapa, El Salvador.