An imposing Omani fortress surrounded by date palm trees.

The last surviving submarine from a strange chapter of Finnish history.

Rubbing the buttons along this statue's coat is considered good luck.

Disused seaplane hangar gets a second life as the jaw-dropping home of Estonia's museum of maritime history.

A monument commemorating the 852 lives lost in the sinking of the MS Estonia.

The first monument in Estonia that was made by an Estonian sculptor.

A series of concentric circles represented a bold new experiment in socialist urban planning, and it notoriously difficult to get around.

A spectacular Petrine Baroque summer palace commissioned for Catherine I by Peter the Great.

The oldest continuously operating pharmacy in Europe.

A former imperial sea-fortress and Soviet prison.

Visitors can sit and study the board with this Estonian chess legend and International Grandmaster.

A relatively obscure antihero from the Marvel Comics universe adorns a wall inside Iceland's main airport.

A tribute to the successful role of the Keflavik Naval Air Station in the defense of Iceland, United States and NATO Alliance.

Iceland's largest geothermal mud pool is a little bit haunted and a little bit dangerous.

This five-foot-tall bronze bird is a memorial to a species that was hunted out of existence.

Walk in the footsteps of the gods and straddle two tectonic plates.

This wild explosion of color on a disused water tower tells the whimsical tale of a curious puffin.

One of the oldest family businesses in Reykjavík serves lamb-based hot dogs.

An encyclopedic collection of mammal penises.

A real-life homage to the Rachel McAdams and Will Ferrell's fictional Eurovision musical duo.

This elegant arc of a waterfall marks a religious turning point.

In Northeastern Iceland lies something of an oxymoron: a steaming desert.

A sulfuric martian landscape that looks far better than it smells.

These ominous lava formations were said to be an entrance to the netherworld so of course they inspired a famous metal band.