The 340-acre ( 1.4 km ² ) site included a relief model of the Panama Canal , a wild animal show , a Wild West show , and a re-creation of the then-recent San Francisco earthquake . Possibly the most popular attraction was a re-creation of the Battle of Hampton Roads , the first battle between two ironclad warships , the USS '' Monitor '' and the CSS '' Virginia '' , which had taken place within sight of Sewell 's Point 40 years earlier during the Civil War . The exterior of the Merrimac-Monitor Building looked somewhat like a battleship , while the interior held a large , circular exhibit describing the battle
San Francisco earthquake
1906 San Francisco earthquake
Jamestown Exposition