A spiritual vortex among the red rocks in Sedona.

This one-window stand has been home to a giant vat of slowly simmering meats and an array of unique tacos for almost 50 years.

Inside a busy metro station, an impressive mural depicts the prehispanic city of Tenochtitlán.

The F1 Mexican Grand Prix circuit goes right through the middle of this old baseball stadium.

The Latvian city of Ventspils is filled with dozens of cow statues showcasing unique themes.

This outpost of America's most popular fast-food restaurant is housed inside a palatial mansion.

3,000 market stands in five former Zeppelin hangars.

Flamboyant architecture from the turn of 20th century.

These crumbling Latvian forts make for some haunting seaside ruins.

This celebration of Latvia’s freedom and independence avoided demolition over half a century of Soviet occupation.

This ornate church has survived Nazi and Soviet occupation, including a short stint as a Soviet-era gymnasium and cinema.

This former Nazi labor camp is now a poignant memorial, complete with giant Soviet-style monuments.

This impressively complicated radioastronomy research center was once a tool of Soviet spies.

Guests become prisoners on a visit to Latvian prison.

Latvia's symbolic mountain-shaped national library is home to millions of cultural tomes.

The widest waterfall in Europe is a natural wonder and one of the only places where fish are caught in the air.

Surreal works of unreal stone and metal dot the landscape of this Latvian art park.

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

A top secret Cold War bunker hidden beneath a Latvian spa facility is now open for tours.

South Dakota's oldest operating brewery is housed inside a historic firehouse.

Mysteriously stacked storefront paths give this medieval British town an iconic style like none other.

Each year a new straw behemoth is born.

This bridge is the first to be made entirely from iron, but designed like it was still made of wood.

England's most notorious suicide spot.