This rare triple-jurisdiction drawbridge passes through Virginia, Maryland, and Washington, D.C.

The luxurious circular mansion built for a Communist leader now lies abandoned.

This series of Armenian caves held the oldest brain, shoe, and winery in the world.

The most visited pilgrimage site in Armenia once held a saint in a pit for 13 years.

Nestled in a peaceful valley, this Armenian monastery may have been saved from Mongols thanks to the eyes of God.

This Armenian monastery was carved out of cliffs and named after the spear used to stab Jesus.

Armenia's premier center of astrophysical research was established during the Soviet era.

Atop a small Armenian hilltop adorned with many forms, and carvings, these stones tell a whimsical tale from a fictional world.

She asked for a potato cellar and over the next 23 years he gave her a network of holy caves.

A geological oddity topped with a 2,000-year-old pagan temple.

Giant stone letters dedicated to the founder of Armenia's alphabet.