grotto
any type of natural or artificial cave that is associated with modern, historic, or prehistoric use by humans
rock-cut architecture
creation of structures, buildings, and sculptures by excavating solid rock
shell grotto
a type of folly, a grotto decorated with sea shells
Sir Cave
cave in Bardaskan County, Iran
Grotto "Echo"
grotto in Gatchina, Russia
Southern Cliff Buddhist Sculptures
Buddhist grottoes in Bazhong, Sichuan
Seven Sleepers cemetery (Ephesus)
cemetery and church with a cave associated with the legend of the Seven Sleepers, Ephesus
Maria Grotto
Lourdes grotto on the mountain Falkenstein in the municipality of Pronten, Bavaria, Germany
Ajanta Caves
2nd century BCE to 1st century CE Buddhist cave monuments located in Maharashtra, India
Artificial caves of Casal do Pardo
building in Palmela, Setúbal District, Portugal
Mehr Temple
grotto in Maragheh County, Iranian national heritage site
South Grotto Temple
cave temple in Jingchuan County, Gansu, China
Neptune Grotto
Sanssouci
Lermontov Grotto
group of two caves in Pyatigorsk, Stavropol Krai, Russia
grotto
European garden feature