This Victorian establishment, founded in 1836, has been used in many films. Interior and exterior can be seen in “Sherlock Holmes” (2009) (as Cafe Royal), but also “The Avengers (1998)”, “1408” (2007), “Die Another Day” (2002), “The Invisible Woman” (2013), “Quantum of Solace” (2008), “The Bounty” (1984).
For the Avengers – Age of Ultron, the movie starts in the (much used) forrest of Bourne Woods near Surrey in the UK. But the secret Hydra Research facility is much further south in Italy.
The Fort di Bard was used as the Facility.
The tunnels in which Loki escapes with the hypercube, are located in Pensylvania. The largest mushroom farm in the world was used as a filming location. At One Moonlight Drive, Worthington, PA 16262, Creekside mushroom farm is located.
The laboratory used in “The Avengers” is in fact a research facility for NASA. Plum Brook Station in Ohio was dressed to suit the needs for the crew, a huge vacuum chamber was the main location.
For the blockbuster “The Avengers”, a secret S.H.I.E.L.D. base was created in New Mexico, Alberquerque. It was in fact a high school, but the production team dressed the location up with high tech features, like a helicopter pad.