Gay Pride Parades across the country

Photographs of the victims of the Orlando Pulse nightclub shooting are laid out prior to the start of the 46th annual Gay Pride march in New York.

Participants march during the New York City Pride Parade 2016 along Fifth Avenue.

The Empire State Building is seen behind rainbow balloons during the 46th annual Gay Pride march in New York.

A participant wears a modified Donald Trump campaign hat during the 46th annual Gay Pride march in New York.

Members of Gays Against Guns stage a die-in to raise awareness during the 46th annual Gay Pride march in New York.

People carrying images of those killed in the Pulse nightclub shooting walk as part of a vigil during the 46th annual Gay Pride march in New York.

New York City held their NYC Pride March 2016 along Fiith Avenue.

A parade participant sits on Fifth Avenue waiting for start of the New York City Pride Parade in New York.

Members of the Federal Bureau of Investigation walk along Fifth Avenue in New York.

Heavily armed police officers walk along the street near the parade route of the New York City Pride Parade in New York City. A year after New York City's storied gay pride parade celebrated a high point with the legalization of gay marriage nationwide, the atmosphere this year couldn't be more different. Parades in New York and other major cities Sunday will feature increased security, anti-violence messages and tributes to those killed in this month's massacre at a gay nightclub in Florida.

Marisa Wohlschlaeger has her face painted in rainbow colors as she watches from the sidewalk during the San Francisco Gay Pride parade in San Francisco. Parades in San Francisco and other major cities Sunday featured increased security, anti-violence messages and tributes to those killed in this month's massacre at a gay nightclub in Florida.

Cecilia Chen, at right, is consoled by a marcher as she cries during the San Francisco Gay Pride parade in San Francisco.

Casey Conroy, center right, and Byron Beach march during the San Francisco Gay Pride parade in San Francisco.

A woman holds a rainbow flag during the NYC Pride Parade in New York.

Revelers cheer on marchers along Fifth Avenue during the NYC Pride parade.

Marchers walk along Market Street during the San Francisco Gay Pride parade in San Francisco.