

Brasilia's Cathedral in Brasilia was designed by Brazilian architect Oscar Niemeyer and inaugurated in 1960. Niemeyer was the modernist architect who designed the nation's capital. Evaristo SA/AFP/Getty Images/Newscom/File
The Dark Church is one of the better preserved cave churches in the Goreme Open Air Museum in Cappadocia, Turkey. Alan Solomon/Chicago Tribune/Newscom/File
Las Lajas Sanctuary located near Ipiales, Colombia is a Gothic revival structure built from 1916-1949. Zuma/Newscom/File
The Crystal Cathedral, a Christian megachurch is located in the city of Garden Grove, California, and was built by 'The Hour of Power' televangelist Rev. Dr. Robert H. Schuller who started out with a 'drive-in' church located in an actual, former drive-in movie theater. From the outside, the Crystal Cathedral is shaped like a giant four-pointed crystal star, with the main 'cathedral' rising 12 stories above the ground, featuring a mirror-like exterior composed of some 12,000 panes of glass. WENN/Newscom/File
The Catholic Chapel of the Holy Cross was built in the dramatic red rock setting of Sedona, Arizona. It was commissioned by sculptor Marguerite Brunswig Staude and designed by Richard Hein. Newscom/File
Berlin's Kaiser Wilhelm Memorial Church, originally built in the 19th century, was badly damaged during World War II bombing raids. After the war, a new glass church was built next door and the old church was converted into a memorial hall. Newscom/File
The shape of Grundtvig's Church, in Bispebjerg, Copenhagen, Denmark is reminiscent of a church organ. Newscom/File
Paraportiani Church, on the Greek Island of Mykonos took centuries to construct, reaching completion in the 17th century. It actually consists of four churches: Saint Estathios, Saint Sozon, Saints Anargyroi and Saint Anastasia, with a fifth built on top of them. Newscom/File
Pilgrims at festival wear traditonal white shawls near the rock-hewn monolithic church of Bet Giyorgis in Ethiopia. Newscom/File
The US Air Force Academy Chapel in Colorado Springs, Colo. was completed in 1962 and is considered by many to be a great example of modernist architecture. The building contains Protestant, Catholic, Jewish, and all-faiths chapels. Newscom/File
Hallgrímur Church in Central Reykjavik, Iceland is pictured here. The Lutheran church is the largest in Iceland. Its architect Guðjón Samúelsson claimed to have designed it to resemble lava flows common in the country. Newscom/File