These crumbling Latvian forts make for some haunting seaside ruins.

A black cat protests the City Guild in Riga's Old Town.

The oldest housing complex in Riga is a mini timeline of architectural trends.

Flamboyant architecture from the turn of 20th century.

3,000 market stands in five former Zeppelin hangars.

A former Latvian headquarters of the brutal KGB secret police is now open as a grim reminder of their atrocities.

This Estonian watchtower looks like a big tree with two giant bird nests on it, complete with a "golden egg."

Historic slum of Tartu.

The secret cells in the basement of the KGB's Estonian "Grey House" have been preserved as a grim Cold War museum.

A former imperial sea-fortress and Soviet prison.

The oldest continuously operating pharmacy in Europe.

This medieval Estonian tower provides access to a series of tunnels that have been home to soldiers, punks, and fine art.

Spend your honeymoon where the Devil had his wedding.

The gutted remains of this Estonian mansion are a monument to a tragic love.

Estonia's largest creative city is a vibrant bohemian hub located within a former industrial complex.

The ruins of an Estonian prison are drowning in the quarry lake where the convicts were once forced to work.

An empty relic of the Moscow Olympics crumbles away in Estonia's capital.

"There's nothing there," and other lies the KGB told us.

This giant monument of the RCA mascot is a beloved fixture in Albany, New York.

One-of-a-kind preserved ruins of an abandoned 1880s church in Chicago's Pilsen neighborhood.

One of Chicago's last seafood smokehouses perfects a dying breed of fishcraft.

Even with only two residents and one building, this tiny Illinois town is famous for its burgers.

The multinational Burger King chain is banned from operating within 20 miles of a family restaurant filed under the same name.

The alley connecting two of country music’s most historic venues has a rich history of its own.