Historical clue formulations

• London's ___ Gardens — 2024-05-05
• ___ Gardens, UNESCO World Heritage site in London — 2023-07-05
• London's ___ Gardens — 2022-04-05
• London district famous for its botanic garden — 2022-01-27
• London district whose name sounds like a letter — 2020-12-02
• ___ Gardens — 2018-11-23
• London's ___ Gardens — 2017-11-07
• ___ Gardens, N.Y. — 2016-12-21
• London's ___ Gardens — 2014-12-17
• London's ___ Gardens — 2014-05-20
• London's ___ Palace — 2013-02-08
• ___ Gardens — 2012-03-20
• London's ___ Gardens — 2011-11-02
• Suburb of Melbourne, Australia — 2007-05-18
• Locale in lilac-time, in an Alfred Noyes poem — 2006-10-08
• ___ Gardens — 2004-10-01
• ___ Gardens, Queens — 2000-03-10
• ___ Gardens — 1999-09-26
• ___ Gardens, N.Y. — 1999-04-14
• ___ Gardens — 1998-10-09
• London's _____ Gardens — 1995-04-18
• London's _____ Gardens — 1994-11-09