This 17th-century house was once the trading hub for two prominent Canadian fur barons.

This exuberantly curated landscape is one of the largest sculpture gardens in Canada.

This permanent exhibition of commercial signs aims to preserve the cultural heritage of the city.

The only museum about the history of dentistry in Canada.

One of the world's largest collections of rare medical texts and ephemera.

Two adjoining collections of 19th-20th century physics apparatuses and instruments.

Its columns were all carved from the same white oak tree.

The Jewish diaspora shares a menu at this museum café.

A patch of contaminated land reclaimed as a scrappy sculptural oasis.

This famous church is adorned by a mural commemorating the independence of Vatican City.

Where now stands a 42-story condominium tower of marble, glass and steel was once the central market of New York’s slave trade.

Unrepaired walls from a 1920 anarchist bomb attack.

This anonymous businessman sculpted in bronze became an enduring memorial after 9/11, and had been mistaken by rescue workers for a survivor in the rubble.

This lower Manhattan bar is set up in an old bank vault that rests beneath a skyscraper that hides even more historic splendor.

The last living thing to come out of the rubble after 9/11 is now a symbol of hope and resilience.

Pulled from the rubble of one of the worst modern tragedies, a steel crossbeam became a symbol of hope for New Yorkers.

A remnant of the original World Trade Center complex continues to serve as a commuter gateway.

A community-run museum invites visitors to explore Jewish communities before and after the Holocaust.

Climb right into the heart of this colorful Iceland volcano.

Iceland's "Smoky Valley" is a beautiful river that is shrouded in a constant cover of steam clouds.

One of the most remarkable caves in all of Iceland was created by a once raging river of lava.

The unique waterfall in Iceland's south features a backdrop of geometric black lava columns.

Iceland: home to volcanoes, waterfalls and, apparently, Santa?

This wrecked airplane has been sitting on a black sand beach since the 1970s.