North America's largest accredited model railroad museum.

Lucha Libre (Mexican Wrestling) themed taco shop.

One of the largest trees of its kind in California.

An ode to the friendship between four Pacific Rim countries.

Not truly a ship nor a building, the Navy's first and last "landship" is now abandoned due to clerical issues.

These ruins of a pre-Columbian cliff village are among the most beautiful and well preserved in New Mexico.

The world's longest known cave system.

Once the site of the Hawaiian monarchy, this building was originally designed as a palace.

Fantastic views and thousands of love locks.

The castle where Martin Luther secretly translated the New Testament from Greek to German while in hiding.

A monument to the three wars that led to German unification towers within a Berlin traffic circle.

The world's tallest church tower reveals a spectacular view to anyone up to the task of climbing the daunting staircase.

Horrifically creative torture devices and shame punishments line the walls of this chilling museum.

Dress up like a miner and take a slide into the disco-lit depths of this once foundational salt mine.

A German apartment building hosting as many trees as human occupants.

This German version of Universal Studios holds a vault of treasures from the NeverEnding Story.

This historic stone bridge has an entire neighborhood clinging to its sides.

Among the ostentatious rococo ornamentation of this church, an image of death cuts the life-thread.

The prototype for all Nazi concentration camps.

Daily jousts and dancing barrel makers in Munich's mechanical clock.

A small but immensely extravagant palace built by the "Night King."

On the Spree bank, discover one of the last reminders of a symbolic wall that divided, and was torn down by the people.

The bunker where Hitler took his own life is hidden under this deliberately ordinary parking lot.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.