Roller Coaster Mouth
Mouth of the roller coaster tunnel at the abandoned Spreepark Theme Park in Berlin, Germany.
Castillo San Felipe De Barajas
The Castillo San Felipe de Barajas is a fortress in Cartagena, Colombia. It was built by the Spanish in the colonial era and was originally known as The Castillo de San Lázaro and has a system of underground tunnels.
The Colombian Fortress
The Castillo San Felipe de Barajas is a fortress in Cartagena, Colombia. It was built by the Spanish in the colonial era and was originally known as The Castillo de San Lázaro and has a system of underground tunnels.