The Grotto at Quinta da Regaleira, Sintra, Portugal,

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Size: 6000px × 4000px
Photo credit: © Jon Lovette / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: cave, estate, europe, famous, formal, gardens, grotto, lisbon, place, portugal, portugese, quinta, regaleira, region, rivera, sintra, unesco