The ruins of an abandoned medieval city where the last Byzantine emperor was crowned.

A total of 14 men held the title of "president" before George Washington—their historical legacies are enshrined in the lobby of a hotel.

A touching tribute to a local hero who made sure his neighborhood stayed clean.

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

After decades of neglect, a brutalist icon is getting new life as an eco-friendly hotel.

Gargoyle head that brings good luck.

An ethereal glowing blue ocean cave in Croatia.

Formerly Yugoslavia's "forbidden island," this sleepy little city still holds the abandoned remains of military strongholds.