Located just up the hill from downtown Tula, Vsekhsvyatsky Cathedral is worth seeing - as is its accompanying cemetery.
Cathédrale Notre-Dame-de-Strasbourg: Built 1176 to 1439.
Although considerable parts of it are still in Romanesque architecture, it is widely considered to be among the finest examples of high, or late, Gothic architecture.
The Assumption Cathedral (Usspensky Sobor in Russian), located in Cathedral Square, Vladimir, Russia, dates from 1158.
Despite the Western view that "kremlin" is a word solely associated with Moscow, the word translates as fortresss. Centuries ago, all Russian cities had a central, walled kremlin.
The Cathedral of Transfiguration is one of the most stunning sites in the small town of Suzdal, located on Russia's historic Golden Ring. Construction on the cathedral began in the early 16th century, and in the 1980s it was restored to its former glory.
The Knyaginin Monastery is actually a convent (the Russian word monastyr is used for both monasteries and convents), founded in Vladimir in the 17th century.
Located along the bank of the Angara River in downtown Irkutsk, the vibrant colors of this church make it definitely worth seeing.
Construction on the present Nob Hill church began in 1928 and was completed in 1964. Grace Cathedral is the 3rd largest Episcopal Cathedral in the US.
In Barcelona, as in the rest of Spain, there are Catholic cathedrals, monasteries and churches on nearly every block. Many of them have unassuming entrances that lead into lush and peaceful inner courtyards.