WATCH: Florida fisherman catches 552-pound grouper on kayak. 1  Florida fisherman Jon Black caught a 552-pound grouper while fishing in Sanibel Fla. on May 20. 2  He believes this is a record catch for someone on a kayak.
The Greek historian Herodotus claimed that Babylon surpasses in wonder any city in the known world and specifically praised the walls which he said were 56 miles (90 kilometres) long, 80 feet (24 metres) thick, and 320 feet (97 metres) high.
Related. The Game of Thrones Wall is a 700-foot tall, 300-foot thick fortification that is 300 miles and spans Westeros' northern border â from the Bay of Seals in the east to the Gorge in the west.