Rio Americano High School

The Mirada
Playathon 2025 photos
Playathon 2025 photos
A photograph of a high school student sitting at a computer using ChatGPT, taken from the vantage point of looking over the student's shoulder. The image was generated by DALL-E, ChatGPT's sister software.
Magic Student Enters the Classroom
Math Teacher on Trial
Math Teacher on Trial
Playathon 2023
Rio Americano Playathon on October 24
Community Meeting for New Stadium
English Teacher Mathew Valencich, seen here at a graduation with Evelyn Padilla (right) and an unidentified student, died suddenly over the summer
In Memory of Mr. Valencich
"Candyman" from 1992 is one of Joseph Applebaum's favorite horror movies.
Why do we love scary movies?
A screenshot from a popular YouTube video shows 67 kid, who is recognized nationally by all who know the trend.
67 Still Gets Laughs but Some Have Heard It Enough
STUDENT OPINION: Unfair College Rankings in Media: Solutions to End The Crisis
STUDENT OPINION: Unfair College Rankings in Media: Solutions to End The Crisis
Long-awaited Hollow Knight: Silksong finally released
Long-awaited Hollow Knight: Silksong finally released
Boys Are Falling Behind
Boys Are Falling Behind
Students enjoy final Rio Americano rally of 2025.
Senior Walkout Rally
What do you think about civil discourse and political violence in America?
STUDENT OPINION: Unfair College Rankings in Media: Solutions to End The Crisis
STUDENT OPINION: Unfair College Rankings in Media: Solutions to End The Crisis
Student Reactions and Behavior Towards New School Policies
Boys Are Falling Behind
Boys Are Falling Behind
How Optimism Has Paved My Road to Success
Christopher Rufo in his 2002 senior portrait in the Rio Americano High School Tesoro yearbook.
Letter to the Editor Re: Rio Grad Chris Rufo’s Anti-CRT Push
Hussey Takes on Rio Volleyball
Hussey Takes on Rio Volleyball
Freshman starts her Cross-Country Journey
Freshman starts her Cross-Country Journey
Varsity Water Polo Player Entering His Senior Season
Varsity Water Polo Player Entering His Senior Season
Raiders take the field before the Vista del Lago game at El Camino after years of playing home games at other highschools in the district officials say Rio will finally get its own field.
Rio Stadium Construction to Begin in Summer, AD says
Raider Football Pictures
Raider Football Pictures
The 1994-1995 football team. Photo from the 1995 Rio yearbook.
HALL OF FAME: Rio Honors Alumni Athletes and Coaches at 2025 Induction Ceremony
Playathon 2025 photos
Playathon 2025 photos
October 27, 2025 Bulletin
October 27, 2025 Bulletin
October 20, 2025 Bulletin
October 20, 2025 Bulletin
October 13, 2025 Bulletin
October 13, 2025 Bulletin
October 7, 2025 Bulletin
October 7, 2025 Bulletin
Students enjoy final Rio Americano rally of 2025.
Senior Walkout Rally
Playathon 2025 photos
Playathon 2025 photos
Students enjoy final Rio Americano rally of 2025.
Senior Walkout Rally
Students perform a traditional Afghani dance routine at the World Fair on April 8.
Photos: World Fair Attracts Hundreds with Lively Performances and Cultural Food
The ILS (Independent Living Skills) Olympics was held at Rio Americano on April 4. Photos by Evan Nguyen and Joshua Merri.
Photos: ILS Special Olympics Held at Rio
Faith Witte (10) chases down the ball. The Rio Americano girls lacrosse team defeated Oakmont 10-7 at home on March 26, 2025.
Photos: Girls Lacrosse vs. Oakmont
Rio Americano's varsity girls soccer tied with Christian Brothers at home on Feb. 10.
Photos: Girls Soccer vs. Christian Brothers
The Mirada October 2025
The Mirada October 2025
The Mirada May 2025
The Mirada May 2025
The Mirada April 2025
The Mirada April 2025
The Mirada Spring 2025
The Mirada Spring 2025
The Mirada Winter 2024
The Mirada Winter 2024
The Mirada Fall 2024
The Mirada Fall 2024
Rio Americano High School

The Mirada
Rio Americano High School

The Mirada

Playathon 2025 photos

October 28, 2025
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Rio Americano Band (Photo By Vivian Tachiera)
Photo By Vivian Tachiera

Smamble (Photo By Vivian Tachiera)
Rio Band at Lunch (Photo By Vivian Tachiera)
Joshua Kenyon

Gabriel Huang

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More in Gallery
Students enjoy final Rio Americano rally of 2025.
Senior Walkout Rally
Students perform a traditional Afghani dance routine at the World Fair on April 8.
Photos: World Fair Attracts Hundreds with Lively Performances and Cultural Food
The ILS (Independent Living Skills) Olympics was held at Rio Americano on April 4. Photos by Evan Nguyen and Joshua Merri.
Photos: ILS Special Olympics Held at Rio
Faith Witte (10) chases down the ball. The Rio Americano girls lacrosse team defeated Oakmont 10-7 at home on March 26, 2025.
Photos: Girls Lacrosse vs. Oakmont
Rio Americano's varsity girls soccer tied with Christian Brothers at home on Feb. 10.
Photos: Girls Soccer vs. Christian Brothers
Rio Americano's dance teams perform at the blackout winter rally on Dec. 6.
Photos: Winter Blackout Rally
More in News
A photograph of a high school student sitting at a computer using ChatGPT, taken from the vantage point of looking over the student's shoulder. The image was generated by DALL-E, ChatGPT's sister software.
Magic Student Enters the Classroom
Math Teacher on Trial
Math Teacher on Trial
Playathon 2023
Rio Americano Playathon on October 24
Community Meeting for New Stadium
English Teacher Mathew Valencich, seen here at a graduation with Evelyn Padilla (right) and an unidentified student, died suddenly over the summer
In Memory of Mr. Valencich
Raiders take the field before the Vista del Lago game at El Camino after years of playing home games at other highschools in the district officials say Rio will finally get its own field.
Rio Stadium Construction to Begin in Summer, AD says