Hyde Park was one of the Royal Parks of London.
In 1900, the First Doctor parked the TARDIS in Hyde Park. (PROSE: A Big Hand for the Doctor)
In 1980, the Fifth Doctor visited Hyde Park. (AUDIO: The Fires of Vulcan)
In November 1989, Heather Lake mentioned Hyde Park as one of the things she missed about London. (COMIC: The Broken Man)
In 2050, Hyde Park was destroyed by a tornado caused by an Aeolian. (TV: Aeolian)
At some point after the 2000s, the site of Hyde Park was paved over and became a car park. (COMIC: The Garden Rebellion)
When the Fourth Doctor arrived on the planet of the Sevateem, he was surprised to discover that he was not in Hyde Park. (TV: The Face of Evil)
Alternate reality
In an alternate reality where all of history happened at once, Pterodactyls inhabited this reality's version of Hyde Park and chased people. A sign in the park read "PTERODACTYLS ARE VERMIN; DO NOT FEED." (TV: The Wedding of River Song)