Muhammad Ali, the three-time heavyweight champion of the world who was a titan both inside, and more influentially, outside the ring, died Friday of septic shock in a Phoenix-area hospital. He was 74 years old.

Adored as "The Greatest of All Time," the death of the transcendent Ali has elicited widespread reaction, as the world pays tribute to a generational figure whose impact extends far beyond the sport of boxing.

Here, we remember one of the most influential, beloved athletes of all-time.

Obituary

• Muhammad Ali dies at 74

Funeral arrangements

• Ali died of septic shock; funeral to be held Friday along with public procession
• Ali's heart kept beating for 30 minutes after organs failed, daughter says

Muhammad Ali's legacy

• Fighting the good fight: How Ali transcended boxing

Remembering an icon

• 10 unforgettable moments in the life of Muhammad Ali
• Looking back at Muhammad Ali's 5 most memorable fights
• 19 of Muhammad Ali's most memorable quotes
• Reading List: Muhammad Ali, dead at 74, remembered

The world reacts

• Sports world mourns the loss of Muhammad Ali
• Obama: 'Muhammad Ali was The Greatest. Period'

Boxing, MMA communities ...

• Mayweather, Pacquiao pay tribute to Ali
• McGregor: No one will come close to Ali's greatness
• UFC airs tribute to Ali during pay-per-view
• Muhammad Ali's son-in-law thanks fans for support after UFC 199 fight
• UFC stars honor Muhammad Ali

Basketball community ...

• LeBron: Ali was a pioneer for African-Americans
• Kareem Abdul-Jabbar mourns Muhammad Ali
• Silver: Muhammad Ali's legacy lives on
• NBA players remember Muhammad Ali
• Wade praises Ali: 'He made me believe I could become him'
• Warriors reflect on Ali's legacy
• Moment of silence for Ali to be held before Game 2 of Finals

Baseball community ...

• Vin Scully shares news of Ali's death with listeners
• Jackie Robinson Foundation pays tribute to Muhammad Ali
• Watch: Muhammad Ali's classic All-Star Game appearance
• Padres honor Ali on big screen at Petco Park
• Baseball continues to pay tribute to Muhammad Ali
• Cubs hold moment of silence for Muhammad Ali
• Harper honors Ali with 'GOAT' shirt
• Marlins reach out to Ali's family after premature tribute

Football community ...

• Tom Brady: 'Rest in peace, Mr. Ali'
• NFL community reacts to Muhammad Ali's death

Soccer community ...

• Soccer world mourns death of Ali
• Pele pays tribute to Muhammad Ali: My idol, my hero

Hockey community ...

• Gretzky pays tribute to Muhammad Ali
• Sharks hold moment of silence before Game 3
• NHLers react to loss of Muhammad Ali
• Sharks' DeBoer recalls meeting Ali - at prom

College community ...

• Pitino, Strong, NCAA community mourn death of Muhammad Ali