This collection of solar timekeepers includes the world's first digital sundial.

This bike path traverses the treetops.

This bike path was sunk below water level for maximum wonder.

In an area where the remnants of WWI are discovered on a regular basis this preserved frontline trench may be the most amazing.

Walk or bike along a narrow strip of Belgium sandwiched by German territory.

This memorial museum chronicles the apocalyptic destruction of the First World War.

In the shadow of a former battleground, the resting place for nearly 2,000 soldiers who died in World War I.

Housing the groundbreaking maps and globes of Gerard Mercator.

The bronzed skull of a beheaded traitor was affixed to the city gate in the 17th century.

This Swedish automobile graveyard is a beautiful gallery of decay, but woe be to any who would steal a souvenir.

For six months of the year, three giant mirrors direct a pool of sunshine onto this otherwise occluded town.

The place to be if you love vintage Swedish cars.

Tens of thousands of tiny bottles stuffed with various items.

This floating sculpture of ice is a poignant reminder of nature's power.