No shoes allowed on this trail, which is designed to be experienced barefoot.

This centuries-old gothic monster has been converted into a sprawling, glossy bookstore.

A massive tribute to Estonian history and culture.

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

Walk along the medieval fortifications that have been protecting Tallinn since the 14th century.

During the Soviet era, the spire of this longstanding church was used as a radio transmission tower.

Its town washed away centuries ago, this lonely tower by the sea tells the tale of a mermaid and a curse.

A Museum of Psychiatry in a still-operating mental institution.

This tiny lake temple dedicated to a water goddess seems to float on the surface.

In this Balinese village, coconut shells containing placentas are hung from trees.

One native village in Bali lays their dead at the foot of a holy tree whose natural fragrance seems to hide the stench as the bodies decompose.

It took 28 years to build this massive statue of the Hindu god Vishnu riding a mythical bird.

Isolated atop this Balinese sea crag is a lovely Hindu temple that is said to be guarded by sea snakes.

Sacred waters rescued from the wrath of a volcano.

The name of this ancient Indonesian temple translates as "Elephant Cave" but it could be more accurately called "The Hellmouth."

Hindu temple of the dead home to hundreds of long-tailed macaques.

This whimsical fountain pays tribute to Toronto's four-legged friends.

The giant birds honor two native North American species.

The oldest landmark of Toronto is a testament to shifting sands.

A tunnel that brings more than a century of history to life from the deepest parts of the Niagara Gorge.

Niagara Falls holds a special place in Nikola Tesla's history, so they put a statue on it.

Rusty red sands line the shores of this Canadian Province.

This monster fiberglass crustacean stands watch over the self-proclaimed "lobster capital of the world."

This engineering marvel is the longest bridge in Canada and one of the longest spans in the world.