A peak into a Day of the Dead holiday on the streets of Querétaro

An altar in the heart of a home dedicated to loved ones who have passed away. The objects placed on the altar are "ofrendas" or "offerings."  (Courtesy of Monica Serrano)

An altar dedicated to artist and icon Frida Kahlo.  (Courtesy of Monica Serrano)

Cempazuchitl flowers, as the Mexican marigold flower is known, is known as "the flower of the dead." The flowers are a key element in the Day of the Dead festivities.  (Courtesy of Monica Serrano)

An altar in downtown Querétaro.  (Courtesy of Monica Serrano)

(Courtesy of Monica Serrano)

(Courtesy of Monica Serrano)

(Courtesy of Monica Serrano)

QUERETARO, MX. Altar in downtown Querétaro.  (Courtesy of Monica Serrano)

QUERETARO, MX. Sugar skulls that are decorated by hand, are placed on the altar.  (Courtesy of Monica Serrano)

(Courtesy of Monica Serrano)

QUERETARO, MX. White candles illuminate the altar. The candles are an important element that must be put on the altar.  (Courtesy of Monica Serrano)

(Courtesy of Monica Serrano)

(Photo by Monica Serrano) (Courtesy of Monica Serrano)

(Courtesy of Monica Serrano)