This rare symbol of Eastern philosophy in the West has been created over years of painstaking construction by the local community.

The intricate stonework of Machu Picchu serves as a testament to Incan engineers.

A shrine on the shores of the Tigris.

St Bernard de Clairvaux Episcopal Church, better known as one of the oldest European buildings in the Western Hemisphere.

A town church once nearly submerged by the damming of a river is now hauntingly visible as the water recedes.

A dangling church built over a Colombian gorge.

Air Force Academy Chapel made of 100 identical tetrahedrons works to inspire those of all religions.

Siddhartha Gautama sat here and received enlightenment.

Nazca pilgrimage site covering 370 acres is a popular stop for archeologists and looters.

The only Bahá'í house of worship in North America and one of only a handful worldwide.

Rebuilt remains of a temple to Roman god Mithras.

Cave shrine on Monte Pellegrino.

Hundreds of thousands of ancient documents offer a unique glimpse into Jewish life in Cairo.

Perfectly preserved ancient monastery in an impossibly dramatic location on a rocky island in the Atlantic.

Iconic pyramid from famed British architect Norman Foster designed to represent all of the world's religious faiths.

Oldest building in California still in use.

This ancient Greek place of assembly and marketplace is being revealed layer by layer below the modern Athens cityscape.

Abandoned Roman Catholic chapel abused by Satanists before being restored.

Temple complex that once housed the famous statue of Nike.

Rare collection of medieval books under lock and key.

The final resting place of Christopher Columbus - or possibly someone else.

Columbus' failed colony in the New World.

A pre-Columbian ceremonial and astronomical site built by the Taino Indians.

An unusual round church in London with a Templar past.