23 years ago, Sonic Adventure was internationally released on September 9th. Let's Open Our Hearts to celebrate. : r/SonicTheHedgehog

Who's that speeding into our hearts? It's Sonic! - News - Nintendo

23 years ago, Sonic Adventure was internationally released on

Classic Sonic Adventure : r/SonicTheHedgehog

Sonic the Hedgehog anniversary - 16 surprising Sonic facts

I was today years old when I found out where Sonic came from. But

Newbie's Perspective Archie Sonic Reviews Issues 1-29 Deluxe

Updated Re-release - TV Tropes

Mean - Machines - SEGA - oct 1993

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Sonic Frontiers, Sonic Wiki Zone

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