One can get cheap Barcelona Metro tickets from the following sites; Transports Mertopolitans de Barcelona, Momondo, Mapametrobarcelona, and Tourist guide Barcelona.
"There are many places a person can purchase tickets for events online, such as stubhub, ebay or countless other sites. I imagine that a traveler (who is already in Barcelona) could even find cheap tickets from a scalper, outside of the event's venue!"
Tickets for the Metro North Railroad can be bought from the MTA website and at railway stations. There are a range of one way, return and monthly tickets on sale.
One can purchase cheap Texas Longhorns tickets from the 'Ticket City' website where tickets are available to a number of games. Cheap tickets can also be found on 'Excite'.
If one wants to buy tickets to watch Barcelona at their home ground then one needs to go online to the Barcelona club website and order the tickets there. They always have some spare for each game.
FC Barcelona, Trip Advisor, Barcelona Tourist Guide, Spain Ticket Bureau, Online Ticket Express, Total Barca, and Viagogo are all places where an individual can purchase season tickets to Barcelona FC.
One can find cheap tickets for the Cleveland Cavaliers by searching online. Maybe through Ticketmaster or calling a stadium. Vivid Seats and Stub Hub might have cheap tickets.
One can buy cheap Eurorail tickets from the official website of EURail. One can also buy cheap Eurorail tickets from websites like Rail Europe, Rick Steves and Travel student.
If one were interested in purchasing cheap flight tickets to Malta there are a few websites that offer them. Websites such as Expedia and Cheap Flights have them available.
You can get cheap Chicago Bulls tickets from the following sources: Stubhub, Viagogo, Seat Geek, Cheap Tickets, Ticket Liquidator, Excite, Tickets for Less, Tick Pick, Ticket Network.
There are many sites that re-sell concert and other event tickets to potential buyers on the web. The most well known are Stub Hub, Cheap Tickets, and Go Tickets.
Some travel agencies that offer cheap student tickets include Student Universe and Star Travel. Alternatively, you can also get cheap student tickets from One Travel.
One can purchase tickets for the Champions League directly from the clubs involved, such as Barcelona's official ticket office. Alternatively, one can get tickets through UEFA's official webpage.