The tallest dog as of 2009 is a 4 yr old Harlequin Great Dane. The heaviest being a Mastiff.
The world's largest dog breed is the Irish Wolfhound, which can weigh up to 180 pounds and stand over 3 feet tall at the shoulder. However, the record for the largest dog ever is held by a Great Dane named Zeus, who stood over 3 feet tall at the shoulder and measured over 7 feet in length.
The largest dog in the world is the great dane
St. Bernard's are one of the five largest dog breeds in the world. The largest one to ever live grew to be over three feet tall!
His name is George, he's a Great Dane, 43'' tall, lives in Arizona, U.S.A.
About ^ Feet Tall ^ ( 6 ) It Depends On The dog .
The largest breed of dog is the Irish Wolfhound, growing to about 3 feet tall.
Irish Wolfhounds are the largest breed of dog bigger then even the Great Dane,they can be up to 10 ft tall on their hind legs and other people claim they have ones that are even larger.
Very tall.
14678947 mm
According to the Guinness Book of World Records, the 2011 World's Biggest Dog is George, a purebred Great Dane. He weighs nearly 18 stone and stretches 7 foot long from nose to tail. He is nearly 4 foot high at the shoulder.
1m,18cm
The Russia Tower is the largest building in the world with natural ventilation system. It measures 2,009 ft. tall.