I've spent the week in Leeds looking three single-molecule fluorescence microscopes (FCS a.k.a. fluorescence correlation spectroscopy, ALEX a.k.a. alternating laser excitation fluorescence spectroscpy , and TIRF a.k.a. total internal reflection fluorescence microscopy).
Flying back to Helsinki with KLM took close to 24 hours since I missed my connecting flight (due to KLMs late incoming aircraft in Leeds) and had to stay an extra night at Schipol...