A deep mark on the remains of a Roman temple, believed to be left by a legendary warrior.

This ritzy Italian market is built around a statue of an unforgiven heretic who was burned for his belief in an endless universe.

The largest civilian satellite control center in the world is located in the middle of a drained lake.

Meet your friends, marry your true love, or tell your enemies to kiss your butt under this historic Pittsburgh timepiece.

Yo, Adrian!

One of the steepest streets in the United States makes an intriguing challenge for cyclists.

The United States’s oldest funicular railway glides up and down a steep Pittsburgh street.

Frank Lloyd Wright’s most iconic home dangles over a Pennsylvania waterfall.

A magical sinkhole on the Yucatán Peninsula is adorned with mini waterfalls and hanging vines.

An underground magnet for ever-changing street art.

This massive store is home to an eccentric collection of vintage, retro, and peculiar goods.

An ancient octagonal weather station named for the eight Greek gods of wind.

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

This $62 million dollar temple was erected to house one little dental fragment of religious history.

The premier place to experience the Victorian imagining of the steam-powered future.

After the devastating 2011 earthquake, historic Christchurch begins to recover, starting with the pop-up Re:START mall.

An unusual and powerful memorial in which earthquake victims are remembered by empty white chairs.

This grim museum collects artifacts and evidence of some of the most sensational antipodean crimes.

This ancient Irish religious site is covered in ancient carvings, many of which have barely aged.

Visible from both land and sea.

This city square is home to Amsterdam's oldest church and a statue honoring Dutch sex workers.

Three connected pink triangles memorialize persecuted gays and lesbians throughout history.

A tall karst islet popularized by 007.

Bangkok's men with dangerous jobs come here in search of protective talismans.