7 big burgers in North Wales to try 13:15, 18 MAR 2016 BY DANIEL BISSETT From the 4x4 burger at Harvey's, the XXXL Roadhouse at Hickory's to the smaller offering at The Bison Grill, there are numerous mouthwatering burgers to try 361 SHARES COMMENTS Subscribe The 4x4 burger at Harvey's in Llandudno Ever thought what it would be like to eat an absolute monster burger? Well, we've put together a list of some of the best that North Wales has to offer. Check out the burgers below, do you still think you can tackle any of these? Or maybe you fancy trying one of North Wales' food challenges? 1. The XXXL Roadhouse Burger at at Hickory's, Rhos-on-Sea The XXXL Roadhouse Burger at at Hickory's, Rhos-on-Sea Cost: £14.95 9 Llandudno Road, Rhos-on-Sea , Conwy, LL28 4TR. For further details, go to the website or call 01492 550444. 2. The 4x4 burger at Harvey's in Llandudno, Rhuddlan and