Through the glass of the municipal building of Dallas appears the reflection of the thousands of protesters who gathered Saturday to protest against the anti-immigration measures and the proposed law which would endanger undocumented immigrants.

A man holds a Mexican flag during an march on Saturday in front of the City Hall of Dallas against anti-immigration measure which would endanger undocumented immigrants.

The flag of El Salvador is held up during a protest march against the anti-immigration measures before the U. S. Congress.

The flag of El Salvador is held up during a protest march to reject anti-immigration legislation before the U. S. Congress.

A Mexican flag is carried during a demonstration to protest anti-immigration legislation.

A woman helps to hold up a flag during a march against anti-immigration legislation.

A woman raises her arms as she marches to show her rejection of anti-immigration legislation.

A Mexican flag is carried by a protester during a demonstration against anti-immigration legislation.

A man wearing a cowboy hat stands out in a crowd of marchers protesting anti-immigration legislation.

A woman raises a United States and Mexican flag in front of Dallas City Hall during a demonstration against anti-immigration legislation. The legislation was being debated by the U. S. Congress.

Protesters are reflected in the windows of Dallas City Hall while they demonstrate against anti-immigration legislation.

Protesters are reflected in windows as they march against anti-immigration legislation.

A window reflects the images of protesters, their signs and the flags they carried. The marchers were demonstrating against anti-immigration legislation before the U. S. Congress.

Protesters wearing white shirts are reflected in windows. They are demonstrating against anti-immigration proposals being debated in the U. S. Congress.

The image of a crowd of protesters is reflected in a window. The demonstration was to protest anti-immigration legislation before the U. S. Congress.

The Honduran flag is displayed in a window for people below to see. A march against anti-immigration legislation was being held outside the building where the flag was presented.

A large group of immigration protesters (many carrying American flags) gather in downtown Dallas. According to the Dallas Police Department, at least 100,000 people marched in the most well-attended civil movement in the history of Dallas. The protesters demanded the legalization of Hispanic undocumented immigrants, estimated to be about twelve million in the United States. The so-called "mega march" was carried out to demand immigrant amnesty as members of the U.S. Congress debated immigration reform.

A young boy is lifted above a crowd of immigration protesters waving American flags. According to the Dallas Police Department, at least 100,000 people marched in the most well-attended civil movement in the history of Dallas. The protesters demanded the legalization of Hispanic undocumented immigrants, estimated to be about twelve million in the United States. The so-called "mega march" was carried out to demand immigrant amnesty as members of the U.S. Congress debated immigration reform.

A female protester wearing a hat waves the American flag above a large crowd of protesters (who are also waving American flags) in downtown Dallas. According to the Dallas Police Department, at least 100,000 people marched in the most well-attended civil movement in the history of Dallas. The protesters demanded the legalization of Hispanic undocumented immigrants, estimated to be about twelve million in the United States. The so-called "mega march" was carried out to demand immigrant amnesty as members of the U.S. Congress debated immigration reform.

A young man looks at a reflection in a building's windows of a large crowd of immigration protesters in downtown Dallas. According to the Dallas Police Department, at least 100,000 people marched in the most well-attended civil movement in the history of Dallas. The protesters demanded the legalization of Hispanic undocumented immigrants, estimated to be about twelve million in the United States. The so-called "mega march" was carried out to demand immigrant amnesty as members of the U.S. Congress debated immigration reform.

A Dallas Police officer, standing inside a building in downtown Dallas, looks out at a large crowd of immigration protesters that are reflected in the building's windows. According to the Dallas Police Department, at least 100,000 people marched in the most well-attended civil movement in the history of Dallas. The protesters demanded the legalization of Hispanic undocumented immigrants, estimated to be about twelve million in the United States. The so-called "mega march" was carried out to demand immigrant amnesty as members of the U.S. Congress debated immigration reform.

Photo of a Dallas Police officer appears to wave away a reporter(?) as the officer attempts to maintain crowd control during an large immigration march in Dallas. According to the Dallas Police Department, at least 100,000 people marched in the most well-attended civil movement in the history of Dallas. The protesters demanded the legalization of Hispanic undocumented immigrants, estimated to be about twelve million in the United States. Among those marching are Hector Flores, who has served as National President of the League of United Latin American Citizens (LULAC), Director of Recruitment and Retention for the Dallas Independent School District, and an Equal Opportunity Specialist for the Office of Civil Rights within the Department of Health, Education, and Welfare; and Domingo Garcia, a practicing attorney in Dallas who served as Mayor Pro Tem of Dallas, as a Dallas City Council member, and as a Texas legislator - he is the current General Counsel for the League of United Latin American Citizens (LULAC), a Latino civil rights organization. The so-called "mega march" was carried out to demand immigrant amnesty as members of the U.S. Congress debated immigration reform.

Immigration protesters march and wave American flags as they pass Cathedral Santuario de Guadalupe (Cathedral Shrine of Our Lady of Guadalupe) in Dallas. According to the Dallas Police Department, at least 100,000 people marched in the most well-attended civil movement in the history of Dallas. The protesters demanded the legalization of Hispanic undocumented immigrants, estimated to be about twelve million in the United States. The so-called "mega march" was carried out to demand immigrant amnesty as members of the U.S. Congress debated immigration reform.

Immigration protesters wave American flags as they march past Cathedral Santuario de Guadalupe (Cathedral Shrine of Our Lady of Guadalupe) in Dallas. According to the Dallas Police Department, at least 100,000 people marched in the most well-attended civil movement in the history of Dallas. The protesters demanded the legalization of Hispanic undocumented immigrants, estimated to be about twelve million in the United States. The so-called "mega march" was carried out to demand immigrant amnesty as members of the U.S. Congress debated immigration reform.