Tulum, the famous Mayan ruins south of Cancun, hugs the Caribbean Ocean. Tourism has dipped since the start of the drug war.
Christopher Calabrese, vice president and general manager of Marriott's properties in Cancun.
Fresh water from a deep natural pit called a cenote.
This cenote is in theYucatan Peninsula, Mexico.
Tulum is along a cliff and faces east toward the Caribbean Sea. It is above one of Mexico's most pristine beaches.
The Marriott Hotel in Cancun.
Tourists have been shying away from the country - even places hundreds of miles away from the border violence.