Simplify the following text for a Grade 7 native English-speaking person.
Original: The Royal Surrey Gardens ( Surrey Music Hall ) were gardens in Kennington , London , during the Victorian period .
Simplified: Royal Surrey Gardens were pleasure gardens in Kennington , London in the Victorian period , slightly east of The Oval . The gardens occupied about 15 a to the east side of Kennington Road , including a lake of about 3 a. It was the site of Surrey Zoological Gardens and Surrey Music Hall .