Its only right that as the England & Wales (Welsh, Whales whatever) cricket board they should host matches in Wales.
Didnt know about the rugby world cup and france tho.
According to the Heritage website:
Grade I buildings are of exceptional interest, sometimes considered to be internationally important. Just 2.5% of listed buildings are Grade I.
Grade II* buildings are particularly important buildings of more than special interest. 5.5% of listed buildings...