the grotto pavilion in the catherine park in pushkin, st.petersburg, russia.

architect architecture art baroque bartolomeo bath building catherine column corner day decorated ekaterininsky ekaterinskiy exedrae exterior famous francesco garden grotto hall history house ice landmark landscape morning niche old outdoor park pavilion peterburg petersburg place pond pushkin rastrelli rounded russia russian saint saintpetersburg selo sky snow st statue style tsarskoe tsarskoye vintage winter