Tres Locos - Mexican Fiesta Tres Locos is a new fun and lively Mexican restaurant located in Hafnarstræti 4, Reykjavík The decor is colourful and full of curiosities and and the atmosphere is vibrant and lively. We are loco about tacos, tostadas, fajitas, quesadillas and other Mexican delicacies, made with fresh Icelandic ingredients. We love Margaritas and tropical cocktails and offer a crazy selection of Tequila and Mezcal - over 50 types. Enjoy an explosion of flavours at Tres Locos