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  2. Portal (architecture) - Wikipedia

    en.wikipedia.org/wiki/Portal_(architecture)

    Doors, metal gates, or portcullis in the opening can be used to control entry or exit. The surface surrounding the opening may be made of simple building materials or decorated with ornamentation . The elements of a portal can include the voussoir , tympanum , an ornamented mullion or trumeau between doors, and columns with carvings of saints ...

  3. Port of entry - Wikipedia

    en.wikipedia.org/wiki/Port_of_entry

    A port of entry at Shir Khan Bandar in northern Afghanistan near the Tajikistan border.. In general, a port of entry (POE) is a place where one may lawfully enter a country.It typically has border security staff and facilities to check passports and visas and to inspect luggage to assure that contraband is not imported.

  4. Port (circuit theory) - Wikipedia

    en.wikipedia.org/wiki/Port_(circuit_theory)

    In electrical circuit theory, a port is a pair of terminals connecting an electrical network or circuit to an external circuit, as a point of entry or exit for electrical energy. A port consists of two nodes (terminals) connected to an outside circuit which meets the port condition – the currents flowing into the two nodes must be equal and ...

  5. Door - Wikipedia

    en.wikipedia.org/wiki/Door

    A door is a hinged or otherwise movable barrier that allows ingress (entry) into and egress (exit) from an enclosure. The created opening in the wall is a doorway or portal. A door's essential and primary purpose is to provide security by controlling access to the doorway (portal).

  6. Gate - Wikipedia

    en.wikipedia.org/wiki/Gate

    A gate or gateway is a point of entry to or from a space enclosed by walls. The word derived from old Norse "gat" [1] meaning road or path; But other terms include yett and port. The concept originally referred to the gap or hole in the wall or fence, rather than a barrier which closed it. Gates may prevent or control the entry or exit of ...

  7. Border control - Wikipedia

    en.wikipedia.org/wiki/Border_control

    Formal exit control without passport stamping: Albania (Entry & Exit stamp may issued upon request) Australia (Exit stamp issued upon explicit request) [261] China (Exit stamp issued upon request when using e-Gate) Costa Rica (only at Costa Rican airports; different entry and exit stamps are made at the border crossing with Panama) El Salvador ...

  8. AOL Mail

    mail.aol.com/?rp=webmail-std/en-us/basic

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  9. Controlled-access highway - Wikipedia

    en.wikipedia.org/wiki/Controlled-access_highway

    The cloverleaf interchange between US 131, M-6 and 68th Street in Cutlerville, Michigan, United States, shows many of the features of controlled-access highways: entry and exit ramps, median strips for opposing traffic, no at-grade intersections and no direct access to properties.