Lighthouse clock

src: i.pinimg.com A lighthouse clock is a type of mantel clock manufactured in the U. S. from 1818 through 1830s by the American clockmaker...

Gravitational time dilation

src: i.ytimg.com Gravitational time dilation is a form of time dilation, an actual difference of elapsed time between two events as measure...

Bank vault

src: upload.wikimedia.org A bank vault is a secure space where money, valuables, records, and documents are stored. It is intended to prote...

Cluedo: Discover the Secrets

src: gamesandparty.com Cluedo: Discover the Secrets ( Clue: Discover the Secrets in North America) is a 2008 board game designed by Hasbro...

Hartsfield-Jackson Atlanta International Airport

src: upload.wikimedia.org Hartsfield-Jackson Atlanta International Airport (IATA: ATL , ICAO: KATL , FAA LID: ATL ), also known as Atlanta ...