2020 Florida Orlando area trip (11-16 Feb. 2020)-Selected Photos/Slike &: (Travel-Voyage-Visit): Winter Park, Celebration, Disney World-wikiTravel (Magic Kingdom & Epcot), WonderWorks, Orlando Vineland Premium Outlets, Florida Citrus Tower, Presidents Hall of Fame, Showcase of Citrus, Glasgow Wedding (at) The Club at Bella Collina.
2019 China Trip 18-23 June (NIU-Today 2019): Professor Kostic visited and presented at Tsinghua University in Beijing (19-20 June 21019, PPT) and Xi'an Jiaotong University (XJTU) in Xi'an, China (20-23 June 2019, PPT). Sightseeing: Famen Temple and Shaanxi History Museum. More >
2018 Europe and Serbia Trip (8 July to 3 September, 2018-Slike): Belgrade/Beograd, Uzice, Bioska (rodno selo), Becici, Ravna Romanija, Visegrad (Most, Kamengrad), Zlatibor, Tara (Kaludjerske bare), Beograd. <Selected Photos/Slike>
2018: Kostic invited to “Entransy Panel” at “IHTC16 - Heat Transfer Olympics,” hosted first time in China, in August 2018. See more at> NIU-Today2, (NIU-Today1), and Kostic named a panelist at 'Heat Transfer Olympics' * IHTC-16 Panel Sessions, (PPT-PDF * IHTC16-Presentation),Kostic in China * IHTC16 Photos * Cartwheel at 2018 IHTC16 Beijing China
2017 Europe and Serbia Trip (18 July to 30 August, 2017): Belgrade/Beograd, Tivat-Becici-Budva, Uzice (Terzica Avlija i Potpece), Bioska (rodno selo), Visegrad (Most, Kamengrad, Vilina Vlas banja i hotel), Zlatibor, Ljubis (Pecinar ribnjak i restoran), Guca festival trubaca, Tara (Kaludjerske bare, Dobro polje, Vis), Sremski Karlovci, Petrovaradinska Tvrdjava, Novi Sad, Beograd (Knez Mihajilova, Kalemegdan, Muzej Jugoslavije i Kuca Cveca).
2017 Florida Trip-May 9-22nd: O'Hare to Orlando (Disney World) to Treasure Island (& John's Pass Village and Boardwalk; near St. Petersburg and Tampa), via Venice to Naples (Beautiful Homes' PHOTOS - more to come:), Tin City and Marco Island), then via Tamiami Trail (SR 90 crossing the Everglades) to Miami(Miami Beach, Brickell, Wynwood Walls, Bayside Marketplace, Little Havana), and, back to Orlando/O'Hare-Chicago.
2017 Phoenix Area, Arizona (February 7-14): Gilbert and Mesa Market Place Swap Meet (Our Photos1) * Sedona & Carefree (Offl) (Our Photos2) * Goldfield Ghost Town (Offl), Canion Lake & Tortila Flat-Offl (Our Photos3) * My CARTWHEEL on the mountain near Sedona (WikiVoyage), Arizona.
San Diego (USD-Photos1-AAAS-2nd Law (Photos2), Sea World-Skytower (Photos3+Splash), Balboa Park (Photos4), Gaslamp Quarter (Photos5), Old Town (Photos6+And), Seaport Village (Photos7), 2-Hr (South&North) Harbor cruise (Photos8), Downtown & Little Italy (Photos9), Mission Bay beaches (Photos10+And+And), Escondido (Rancho Bernardo Inn & Radisson, and Welk Resort (Photos11)), Temecula Wineries (Monte De Oro wine tasting (Photos12)), Coronado beach (Photos13+And+And), La Jolla (Beach & Cove-Photos14+And+Cartwheel), Del Mar, Encinitas (Photos15), Carlsbad (Photos16), Oceanside (Photos17), Dana Point (Photos18), San Juan Capistrano (Mission San Juan Capistrano (Photos19)), Laguna Beach (Photos20), and California State Route SR-1 Pacific Coast Highway scenic road-trip (selected photos coming soon :).
2016 Playa Blanca Beach, Panama Canal, Panama (selected photos)
2015 Beijing, Nanjing, Qingdao, China (2015 China): 30-days Tsinghua Professorship
2015 Europe and Serbia Trip (9 weeks:)
2013 Beijing, Xi'an, Wuhan, China (2013 China Visit)
2013 Rhodes Island, Greece
2012 Stockholm, Sweden
2012 Trondheim, Norway
2012 Kos Island, Greece
2011 Corfu Island, Greece
2011 San Diego, California
2010 Al-Asha, Saudi Arabia (King Faisal University)
2009 Tenerife, Canary Islands, Spain
2009 Shanghai, Hangzhou, Ningbo, China (The China Golden Triangle)
2008 Belgrade & Uzice, Serbia
2008 Faro, Algarve, Portugal
2008 Acapulco, Mexico
2006 Honolulu, Oahu, Hawaii
1992 USA Road Trip (June 10-29, 1992; 6545mi=10540km, Ford Taurus gasoline $284): From Sycamore, via Badlands, Mount Rushmore, Devils Tower, Yellowstone, Jackson Hole, Grand Teton, Salt Lake City, Wells (staid in hotel during a big Summer snow storm), Reno, San Francisco, Los Angeles, San Diego, Las Vegas, Hoover Dam, Grand Canyon, Phoenix, Petrified Forest, Santa Fe,Albuquerque - and back to Sycamore! (Trip map>high resolution) ... Photos are to come, being digitized :)