The site houses more than 40 listed buildings and structures including the Palm House, Temperate House, Orangery and Pagoda.

BBC: Kew is newest 'world wonder'

The grounds encompass expansive gardens, an orangery, a koi pond, lamp posts imported from Paris, a pool complex and tennis courts.

FORBES: Billionaire Heiress Petra Ecclestone Buying $150 Million Spelling Manor

One of the most celebrated nightly performances is held in the Schonbrunn Palace Orangery in the 13th District, on the same palace grounds where Mozart performed for Empress Maria Theresa.

BBC: Finding your rhythm in Vienna

As my colleague Morgan Brennan noted in a recent post, amenities at the 63-acre Fair Field estate include not one but three dining rooms, three swimming pools sitting side by side, two courtyards, an orangery, a 164-seat screening theater and a pavilion housing a basketball court, a gym, and a 2-lane bowling alley.

FORBES: What America's Most Expensive Home, Worth $200 Million, Looks Like From The Air